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Chemistry
Identify the set of acidic oxides.
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Q. Identify the set of acidic oxides.
AP EAMCET
AP EAMCET 2019
A
$Na_2O, CaO, BaO$
0%
B
$ZnO,PbO,BeO$
0%
C
$CO, NO,N_2O$
0%
D
$Mn_2 O_7, CrO_3, V_2O_5$
100%
Solution:
Acidic oxides $\rightarrow Mn _{2} O _{7}, \,CrO _{3},\, V _{2} O _{5}$
(due to higher oxidation state of central metal) Basic oxide $\rightarrow Na _{2} O , CaO , BaO$
(due to lower oxidation state of central metal) Alkaline and alkali metal oxide are always basic. Neutral oxides $\rightarrow CO , NO , N _{2} O$
Amphoteric oxides $\rightarrow ZnO , PbO , BeO$ (acidic as well as basic)