Year 9 Data Test Revision

Year 9 Data Test Revision

9th Grade

20 Qs

quiz-placeholder

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Year 9 Data Test Revision

Year 9 Data Test Revision

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Hard

Created by

Scott Jones

Used 12+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Describe the Limewater test

The gas is bubbled into the limewater causing a colour change due to a pH indicator.

The gas is bubbled into the limewater and the acid makes the limewater go milky.

The gas is bubbled into the limewater and makes the limewater go milky if it is CO2.

The gas is bubbled into the limewater and the tube will make a "pop" sound.

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Calcium Nitrate, Ca(NO3)2, contains _ oxygen atoms.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct formula for Calcium Carbonate?

CaCO3

Ca(CO3)2

Ca2(CO3)2

Ca2(CO3)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which general word equation describes the reaction in the left test tube.

Acid + Metal → Salt + Water

Acid + Base → Salt + Limewater

Acid + Carbonate → Salt + Water + Carbon Dioxide

Acid + Metal → Limewater + Carbon Dioxide

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which one of the following statements is true based on the reaction description.

The reaction makes twice as much products as reactants.

If you perform this experiment in the lab you will make exactly 1 CO2 and 2 H2O.

Under a microscope Oxygen appears red.

44 CH4 would react to make 88 H20.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

When steel wool burns in air how would the mass of the steel, measured by scales, compare to the mass of products remaining on the scales afterwards? The reaction would be something like this;

4 Fe (s) + 3 O2 (s) → 2 Fe2O3 (s)

Greater mass on scales

Lesser mass on scales

Equal mass on scales

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What can we determine about the solutions on the left and right?

Acid in left,

Base in right.

Base in left,

Acid in right.

It is an acid in both beakers.

Both could be neutral.

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