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Chemistry group project

Authored by Arjun Ramdas

Science

8th - 9th Grade

Used 4+ times

Chemistry group project
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37 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following are not a reason for a chemical change to occur ?

Electricity

Catalyst

Heat

Mixing ( close contact )

They all are reasons why a chemical change can occur.

2.

OPEN ENDED QUESTION

2 mins • Ungraded

What are the 4 chemical changes we have studied ?

relax for this question I have given 2 mins so take your time and answer.

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

which definition given below define a synthesis / direct combination reaction.

A reaction where 1 substance breaks down to form 2 substances.

A reaction where 2 substances combine together to form a single substance

A combination of 3 or more substances to form 2 substances.

A banana

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A compound made up of a liquid and another element is a:

Solution

Solute

Solvent

Salutation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Catalysts (BLANK) chemical reactions.

slow down

speed up

stop

reverse

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A chemical reaction has two parts: the (BLANK) and the products.

Elements

Compounds

Reactants

None of these

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In saltwater, the water is the:

Solute

Solvent

Wet Stuff

None of these

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