Complete the following reactions, (i) $H_{2} (g) + M n O (s) \overset{∆}{\to} M n (s) + H_{2} O (g)$ (ii) $CO (g) + H_{2} (g) \to_{Catalyst}^{Δ}$ (iii) $C_{3} H_{8} (g) + 3 H_{2} O (g) \to_{Catalyst}^{Δ}$ (iv) $Zn (s) + NaOH (aq) \overset{Heat}{\to}$ After completing the above reactions in the balanced equations the coefficient for H2(g) will be:

Question

Complete the following reactions, (i)

H_{2} (g) + M n O (s) \overset{∆}{\to} M n (s) + H_{2} O (g)

(ii)

CO (g) + H_{2} (g) \to_{Catalyst}^{Δ}

(iii)

C_{3} H_{8} (g) + 3 H_{2} O (g) \to_{Catalyst}^{Δ}

(iv)

Zn (s) + NaOH (aq) \overset{Heat}{\to}

After completing the above reactions in the balanced equations the coefficient for H2(g) will be: (A) 1, 2, 7, 1 (B) 1, 2, 4, 2 (C) 1, 2, 1, 1 (D) 1, 3, 4, 2

Tardigrade Admin · Accepted Answer

(i)

H_{2} (g) + M n O (s) \overset{∆}{\to} M n (s) + H_{2} O (g)

(ii)

CO (g) + {2H}_{2} (g) \to_{Catalyst}^{Δ} \underset{Methanol}{{CH}_{3} OH (l)}

(iii)

C_{3} H_{8} (g) + 3 H_{2} O (g) \overset{Ni, 1270 K}{\to} 3 CO (g) + 7 H_{2} (g)

Zn (s) + 2NaOH (aq) \overset{Heat}{\to} \underset{Sod.zincate}{{Na}_{2} {ZnO}_{2} (aq)} + H_{2} (g)

Q. Complete the following reactions, (i) H2g+MnOs→∆Mns+H2Og (ii) CO g + H 2 g → Catalyst Δ (iii) C 3 H 8 g + 3 H 2 O g → Catalyst Δ (iv) Zn s + NaOH aq → Heat After completing the above reactions in the balanced equations the coefficient for H2(g) will be:

1, 2, 7, 1

1, 2, 4, 2

1, 2, 1, 1

1, 3, 4, 2

(i) H2g+MnOs→∆Mns+H2Og (ii) CO g + 2H 2 g → Catalyst Δ CH 3 OH l Methanol (iii) C 3 H 8 g + 3 H 2 O g → Ni, 1270 K 3 CO g + 7 H 2 g Zn s + 2NaOH aq → Heat Na 2 ZnO 2 aq Sod.zincate + H 2 g