Free Printable Pra- ups Chapter 2 test 1

Worksheets

Pra- ups Chapter 2 test 1

Total questions: 10

Worksheet time: 13mins

Name

Class

Date

Which pair has the same empirical formula?

NaCrO₄ and Na₂Cr₂O₇

C₂H₄O₂ and C₆H₁₂O₆

C₃H₆O₃and C₂H₆O₂

CH₄ and C₂H₆

How many particles are found in a mole?

$6.022\ x\ 10^{23}$

$6.022\ x\ 1023$

$6022\ x\ 10^{23}$

$6022\ x\ 1023$

Which of the following statement are true about the formula of dinitrogen monoxide, N₂O?

The relative molecular mass is 28.

One molecule of N₂O consists of one nitrogen atom and one oxygen atom.

One mole of N₂O contains 6.02 x 10²³ atoms of nitrogen.

One mole of N₂O consists of two mole of nitrogen atom and one mole of oxygen atom.

What is the mass of 1 mole of silver?

197.0 g

0.0093 g

107.9 g

0.0051 g

If black ball represents carbon (C) atom and white balls represent hydrogen (H) atoms. What is the molecular formula of the diagram shown?

CH₄

C₂H₄

C₄H₄

What is the molarity of a 1.25 L solution containing 95 g of glucose (C₆H₁₂O₆)

0.53 M

0.42 M

76 M

1.06 M

Molarity is measured in

moles per kg

mols per L

moles per kJ

moles per mL

oxidation number of Mn in MnO₄^- is ....

oxidation number P in PO₄^3-

10.

A ratio comparing the amount of solute to the amount of solution.

concentration

solution

mass

volume

100 %

Pra- ups Chapter 2 test 1

Total questions: 10

Worksheet time: 13mins

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