valency

valency

7th Grade

10 Qs

quiz-placeholder

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Assessment

Quiz

Chemistry

7th Grade

Practice Problem

Medium

Created by

pooja khare

Used 257+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

valency of chloride ion is

0
+1
-1
2

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

valency of nitrate ion is

0
2
-1
1

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

formula of carbonate ion is

HCO3-1
H2CO3-1
CO3-2
HCO2

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

H3PO4 is

phosporus acid
phophate ion
phosporic acid
phophorus oxide

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Valency of sulphide radical is

-1
+1
-2
+2

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Bicarbonate valency is

+3
+2
+1
-1

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Sodium chloride formula is

NaCl2
Na2Cl2
NaCl
Na(Cl)2

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