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Common ions

Chemistry

10th Grade

NGSS covered

Used 264+ times

Common ions
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

All metal atoms form positive ions. True or false?

True
False

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sodium is in group 1 of the Periodic Table. What is the formula of the ion?

Na2-
Na2+
Na+
Na-

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula of the ammonium ion?

NH3
NH3+
NH2
NH4+

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Silver is a transition metal. The formula of its most common ion is Ag2+. True or false?

True
False

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sodium sulphate contains the Na+ion and the sulfate ion (SO42-). What is the formula for the compound?

NaSO4
Na(SO4)2
Na2SO4
NSO4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How would you test for the sulfate ion? 

Add barium chloride and observe a white precipitate
Flame test and observe a yellow flame
Add silver nitrate and observe a white precipitate
Add hydrochloric acid and bubble through limewater which goes cloudy

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct name for this compound? FeCO3

Iron (III) carbonate
Iron (II) carbonate
Iron carbonate
Iron carbonide

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