Chemistry Question and Answers

1. Which is correct according to bond angle?

Chemical Bonding and Molecular Structure

2. Match the following terms with their respective units:

Term Unit

A Conductivity (к) 1 $S cm ^2 mol^{-1}$

B Molar Conductivity 2 $S m ^{-1}$

C Cell Constant $(G)^*$ 3 $cm ^{-1}$

D Resistance (R) 4 $\Omega$

Term	Unit
A	Conductivity (к)	1	$S cm ^2 mol^{-1}$
B	Molar Conductivity	2	$S m ^{-1}$
C	Cell Constant $(G)^*$	3	$cm ^{-1}$
D	Resistance (R)	4	$\Omega$

Electrochemistry

3. Which of the following is not an organometallic compound?

Jamia 2004

4. Which of the following orders is (are) correct for size?

Classification of Elements and Periodicity in Properties

5. When two half-cells of electrode potential of $E_{1}^{o}$ and $E_{2}^{o}$ are combined to form a cell of electrode potential $E_{3}^{o}\left(\right.n_{1},n_{2},n_{3}$ are the number of electrodes exchanged in first, second and third half-cell reactions), then

NTA Abhyas 2022

6. $X_{(g)} \longrightarrow X^{+}(g)+e^{-}$,
$\Delta H=+720\, kJ\, mol ^{-1}$
Calculate the amount of energy required to convert $110\, mg$ of ' $X$ ' atom in gaseous state into $X^{+}$ion. (Atomic wt. for $X=7 g / mol$ )

Classification of Elements and Periodicity in Properties

7. Dow’s reaction involves

Alcohols Phenols and Ethers

8. Which of the following alkene having chemical formula $C_{6}H_{10}$ will form $OHC\left(\right.\left(CH\right)_{2}\left(\left.\right)_{4}CHO$ on ozonolysis reaction?

NTA Abhyas 2020

9. Arrange the following esters in the increasing order of reactivity in base catalysed hydrolysis reaction

Aldehydes Ketones and Carboxylic Acids

10. $A ^{+2}, B ^{+1}, C ^{-1}$ and $D ^{-2}$ are the stable ions formed by the elements ' $A ^{\prime}$, ' $B$ ', ' $C$ ' and ' $D$ '. Arrange A, B, C and D in the increasing order of their group numbers in the periodic table.

Periodic Table

11. The electronic configuration of four elements are given below. Which elements does not belong to the same family as others?

Classification of Elements and Periodicity in Properties

12. Which sequence of steps describes the best synthesis of 2-methyl-3-pentanone?

Alcohols Phenols and Ethers

13. Which of the following reactions is feasible for the preparation of 1-propoxy-2-methyl propane (I)?

Alcohols Phenols and Ethers

14. Which of the following statements is Correct about ethyl amine?

Amines

15. For the tetrahedral co-ordination, the radius ratio is :

AIE 2 2021

16. What is the packet of energy called?

Structure of Atom

17. Rutherford's scattering experiment is related to the size of the

Structure of Atom

18. The pH of $1 m$ solution of a weak monobasic acid (HA) is 2. Then, what is its VAN'T HOFF FACTOR?

Solutions

19. According to the electromagnetic theory of Maxwell, charged particles when accelerated should emit:

Structure of Atom

20. The products $(A)$ and $(B)$ are:

Alcohols Phenols and Ethers

21. Which of the following in the/strongest base?

Manipal 2014 Amines

22. Which one of the following elements is most reactive?

The p-Block Elements - Part2

23. The product (D) in the following sequence of reactions is,
$\mathrm{CH}_3 \mathrm{COOH} \stackrel{\mathrm{NH}_3}{\longrightarrow}(\mathrm{A}) \stackrel{\text { Heat }}{\longrightarrow}(\mathrm{B}) \xrightarrow{P_2O_5}(C)\xrightarrow{Na+C_2H_5OH}(D)$

Amines

24. Give IUPAC name of the compound given below

Alcohols Phenols and Ethers

25. Given, $H _2 O ( l ) \rightleftharpoons H _2 O ( g )$ at $373 K, \Delta H^{\circ}=8.31\, kcal\,mol ^{-1}$ Thus, boiling point of 0.1 molal sucrose solution is

Solutions

26. The reagent(s) for the following conversion:

is/ are

JEE Advanced 2007

27. Statement I: The electrolysis of molten sodium hydrides liberates hydrogen gas at the anode.
Statement II : The adsorption of hydrogen by balladium is commonly known as occlusion.

Redox Reactions

28. Which of the following has highest boiling point?

The p-Block Elements - Part2

29. Which of the following species has a linear shape?

Chemical Bonding and Molecular Structure

30. Given below is the bond angle in various types of hybridisation. Mark the bond angle which is not correctly matched.

Chemical Bonding and Molecular Structure

Chemistry Questions

Chemistry Questions

1. Which is correct according to bond angle?

2. Match the following terms with their respective units:

Term Unit

A Conductivity (к) 1 $S cm ^2 mol^{-1}$

B Molar Conductivity 2 $S m ^{-1}$

C Cell Constant $(G)^*$ 3 $cm ^{-1}$

D Resistance (R) 4 $\Omega$

3. Which of the following is not an organometallic compound?

4. Which of the following orders is (are) correct for size?

5. When two half-cells of electrode potential of $E_{1}^{o}$ and $E_{2}^{o}$ are combined to form a cell of electrode potential $E_{3}^{o}\left(\right.n_{1},n_{2},n_{3}$ are the number of electrodes exchanged in first, second and third half-cell reactions), then

6. $X_{(g)} \longrightarrow X^{+}(g)+e^{-}$,
$\Delta H=+720\, kJ\, mol ^{-1}$
Calculate the amount of energy required to convert $110\, mg$ of ' $X$ ' atom in gaseous state into $X^{+}$ion. (Atomic wt. for $X=7 g / mol$ )

7. Dow’s reaction involves

8. Which of the following alkene having chemical formula $C_{6}H_{10}$ will form $OHC\left(\right.\left(CH\right)_{2}\left(\left.\right)_{4}CHO$ on ozonolysis reaction?

9. Arrange the following esters in the increasing order of reactivity in base catalysed hydrolysis reaction

10. $A ^{+2}, B ^{+1}, C ^{-1}$ and $D ^{-2}$ are the stable ions formed by the elements ' $A ^{\prime}$, ' $B$ ', ' $C$ ' and ' $D$ '. Arrange A, B, C and D in the increasing order of their group numbers in the periodic table.

11. The electronic configuration of four elements are given below. Which elements does not belong to the same family as others?

12. Which sequence of steps describes the best synthesis of 2-methyl-3-pentanone?

13. Which of the following reactions is feasible for the preparation of 1-propoxy-2-methyl propane (I)?

14. Which of the following statements is Correct about ethyl amine?

15. For the tetrahedral co-ordination, the radius ratio is :

16. What is the packet of energy called?

17. Rutherford's scattering experiment is related to the size of the

18. The pH of $1 m$ solution of a weak monobasic acid (HA) is 2. Then, what is its VAN'T HOFF FACTOR?

19. According to the electromagnetic theory of Maxwell, charged particles when accelerated should emit:

20. The products $(A)$ and $(B)$ are:

21. Which of the following in the/strongest base?

22. Which one of the following elements is most reactive?

23. The product (D) in the following sequence of reactions is,
$\mathrm{CH}_3 \mathrm{COOH} \stackrel{\mathrm{NH}_3}{\longrightarrow}(\mathrm{A}) \stackrel{\text { Heat }}{\longrightarrow}(\mathrm{B}) \xrightarrow{P_2O_5}(C)\xrightarrow{Na+C_2H_5OH}(D)$

24. Give IUPAC name of the compound given below

25. Given, $H _2 O ( l ) \rightleftharpoons H _2 O ( g )$ at $373 K, \Delta H^{\circ}=8.31\, kcal\,mol ^{-1}$ Thus, boiling point of 0.1 molal sucrose solution is

26. The reagent(s) for the following conversion:

is/ are

27. Statement I: The electrolysis of molten sodium hydrides liberates hydrogen gas at the anode.
Statement II : The adsorption of hydrogen by balladium is commonly known as occlusion.

28. Which of the following has highest boiling point?

29. Which of the following species has a linear shape?

30. Given below is the bond angle in various types of hybridisation. Mark the bond angle which is not correctly matched.

Chemistry Questions

Chemistry Questions

1. Which is correct according to bond angle?

2. Match the following terms with their respective units: Term Unit A Conductivity (к) 1 $S cm ^2 mol^{-1}$ B Molar Conductivity 2 $S m ^{-1}$ C Cell Constant $(G)^*$ 3 $cm ^{-1}$ D Resistance (R) 4 $\Omega$

3. Which of the following is not an organometallic compound?

4. Which of the following orders is (are) correct for size?

5. When two half-cells of electrode potential of $E_{1}^{o}$ and $E_{2}^{o}$ are combined to form a cell of electrode potential $E_{3}^{o}\left(\right.n_{1},n_{2},n_{3}$ are the number of electrodes exchanged in first, second and third half-cell reactions), then

6. $X_{(g)} \longrightarrow X^{+}(g)+e^{-}$, $\Delta H=+720\, kJ\, mol ^{-1}$ Calculate the amount of energy required to convert $110\, mg$ of ' $X$ ' atom in gaseous state into $X^{+}$ion. (Atomic wt. for $X=7 g / mol$ )

7. Dow’s reaction involves

8. Which of the following alkene having chemical formula $C_{6}H_{10}$ will form $OHC\left(\right.\left(CH\right)_{2}\left(\left.\right)_{4}CHO$ on ozonolysis reaction?

9. Arrange the following esters in the increasing order of reactivity in base catalysed hydrolysis reaction

10. $A ^{+2}, B ^{+1}, C ^{-1}$ and $D ^{-2}$ are the stable ions formed by the elements ' $A ^{\prime}$, ' $B$ ', ' $C$ ' and ' $D$ '. Arrange A, B, C and D in the increasing order of their group numbers in the periodic table.

11. The electronic configuration of four elements are given below. Which elements does not belong to the same family as others?

12. Which sequence of steps describes the best synthesis of 2-methyl-3-pentanone?

13. Which of the following reactions is feasible for the preparation of 1-propoxy-2-methyl propane (I)?

14. Which of the following statements is Correct about ethyl amine?

15. For the tetrahedral co-ordination, the radius ratio is :

16. What is the packet of energy called?

17. Rutherford's scattering experiment is related to the size of the

18. The pH of $1 m$ solution of a weak monobasic acid (HA) is 2. Then, what is its VAN'T HOFF FACTOR?

19. According to the electromagnetic theory of Maxwell, charged particles when accelerated should emit:

20. The products $(A)$ and $(B)$ are:

21. Which of the following in the/strongest base?

22. Which one of the following elements is most reactive?

23. The product (D) in the following sequence of reactions is, $\mathrm{CH}_3 \mathrm{COOH} \stackrel{\mathrm{NH}_3}{\longrightarrow}(\mathrm{A}) \stackrel{\text { Heat }}{\longrightarrow}(\mathrm{B}) \xrightarrow{P_2O_5}(C)\xrightarrow{Na+C_2H_5OH}(D)$

24. Give IUPAC name of the compound given below

25. Given, $H _2 O ( l ) \rightleftharpoons H _2 O ( g )$ at $373 K, \Delta H^{\circ}=8.31\, kcal\,mol ^{-1}$ Thus, boiling point of 0.1 molal sucrose solution is

26. The reagent(s) for the following conversion: is/ are

27. Statement I: The electrolysis of molten sodium hydrides liberates hydrogen gas at the anode. Statement II : The adsorption of hydrogen by balladium is commonly known as occlusion.

28. Which of the following has highest boiling point?

29. Which of the following species has a linear shape?

30. Given below is the bond angle in various types of hybridisation. Mark the bond angle which is not correctly matched.

2. Match the following terms with their respective units:

Term Unit

A Conductivity (к) 1 $S cm ^2 mol^{-1}$

B Molar Conductivity 2 $S m ^{-1}$

C Cell Constant $(G)^*$ 3 $cm ^{-1}$

D Resistance (R) 4 $\Omega$

6. $X_{(g)} \longrightarrow X^{+}(g)+e^{-}$,
$\Delta H=+720\, kJ\, mol ^{-1}$
Calculate the amount of energy required to convert $110\, mg$ of ' $X$ ' atom in gaseous state into $X^{+}$ion. (Atomic wt. for $X=7 g / mol$ )

23. The product (D) in the following sequence of reactions is,
$\mathrm{CH}_3 \mathrm{COOH} \stackrel{\mathrm{NH}_3}{\longrightarrow}(\mathrm{A}) \stackrel{\text { Heat }}{\longrightarrow}(\mathrm{B}) \xrightarrow{P_2O_5}(C)\xrightarrow{Na+C_2H_5OH}(D)$

26. The reagent(s) for the following conversion:

is/ are

27. Statement I: The electrolysis of molten sodium hydrides liberates hydrogen gas at the anode.
Statement II : The adsorption of hydrogen by balladium is commonly known as occlusion.