Free Printable Chemical Formulas and Names

Worksheets

Chemical Formulas and Names

Total questions: 25

Worksheet time: 25mins

Name

Class

Date

What is the formula for zinc nitrate?

ZnNO₃

Zn(NO)₂

ZnN

Zn(NO₃)₂

Which formula is correctly paired with its name?

AgNO₃ - silver nitrate

KI - potassium (I) iodide

PbSO₄ - lead sulfate

CuSO₄ - copper (II) sulfide

Which of the following is an example of a binary compound?

sodium sulfate

potassium iodide

aluminum hydroxide

ammonium chloride

What is the correct name for Pb(NO₃)₄?

lead nitrate

lead (IV) nitride

lead nitrate (IV)

lead (IV) nitrate

Label the parts of the chemical formula

Coefficient

Subscript

Element

Compound

Name for NaH

(a)

Choose from the below words

sodium hydride

sodium hydrogen

potassium hydride

potassium hydrogen

The name of FeCl₂ is

(a)

Choose from the below words

iron (II) chloride

iron chloride

iron (I) chloride

iron dichloride

What is the chemical formula for Nitrogen triiodide?

N₃I

NI₃

None of these

An atom represented by Χ forms a compound with the formula ΧCO₃. The atom could be:

10.

What is the chemical formula for copper (II) phosphate?

Cu₂PO₄

Cu₃P

CuPO₄

Cu₃(PO₄)₂

11.

What is the formula for the compound that forms when sodium bonds with carbonate?

NaCO₃

Na₃(CO₃)₂

Na₂(CO)₃

Na₂CO₃

12.

Which of the following compounds contains the Mn³⁺ ion?

MnS

Mn₂O₃

MnBr₂

MnO

13.

Which of the following compounds contains the tin (IV) ion?

SnSO₄

SnO₂

Sn(NO₃)₂

SnCO₃

14.

What is the correct name for the compound PbO?

lead oxide

lead (I) oxide

lead (II) oxide

lead hydroxide

15.

How many hydrogen atoms are in (NH₄)₂SO₄?

16.

In which of the following are the symbol and name for the ion given correctly?

ammonium: NH₄¹⁺;

carbonate: CO₃^2–

nitride: N³⁺;

nitrate: NO₃^1–

hydroxide: OH¹⁺;

oxide: O^2–

phosphate: PO₃^3–;

sulfate: SO₃^2–

17.

What is the correct name for the compound CoCl₂?

cobalt (I) chlorate

cobalt (I) chloride

copper (II) chloride

cobalt (II) chloride

18.

Which of the following correctly represents an ion pair and the ionic compound the ions form?

Ca²⁺, F^–; CaF₂

Na^–, Cl⁺; NaCl

Ba²⁺, O^2–; Ba₂O₂

Pb⁴⁺, O^2–; Pb₂O₄

19.

What is the correct name of the compound CaCl₂?

Calcium dichloride

Calcium dichlorine

Calcium chlorine

Calcium chloride

20.

What is the correct name for MgCl2?

Magnesium (II) chloride

Magnesium chloride

Magnesium chloride (II)

Magnesium chlorite

21.

What is the chemical formula for sulfur hexafluoride?

$SF_6$

$S_2F_6$

$SF_4$

$S_6F$

22.

Which of the following compounds is correctly named?

$Na_2SO_4$ - sodium sulfate

$K_2CO_3$ - potassium carbonate

$CaCl_2$ - calcium dichloride

$MgO$ - magnesium (II) oxide

23.

What is the correct name for the compound with the formula $Al_2O_3$ ?

Aluminum oxide

Aluminum (III) oxide

Aluminum trioxide

Aluminum (II) oxide

24.

Which of the following is a correct formula for a compound containing the ammonium ion?

$NH_4Cl$

$NH_3$

$NH_2OH$

$NH_4OH$

25.

What is the chemical formula for the compound formed between barium and nitrate ions?

$Ba(NO_3)_2$

$Ba_2(NO_3)$

$Ba(NO_2)_3$

$Ba_3(NO_3)_2$

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Chemical Formulas and Names

Total questions: 25

Worksheet time: 25mins

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