Year 7 Acids and Alkalis
Authored by Shari Folkard
Science
7th Grade
NGSS covered
Used 1K+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What colour does litmus paper turn when added to an alkali?
Blue
Red
Green
Colourless
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What colour does litmus paper turn when added to an acid?
Blue
Red
Green
Colourless
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What other laboratory substance can you use to test if colourless substance is an acid or an alkali?
Catalyst
Salt
Universal Indicator
Water
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the pH of an acid during neutralisation?
It stays the same
It moves toward pH 1
It moves towards pH 7
It moves towards pH 14
Tags
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A wasp sting is alkali. Which substance would neutralise the sting?
Vinegar
Bleach
Baking soda
Distilled water
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which substance is an acid?
Water
Bleach
Orange juice
Washing powder
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pH levels indicated a strong acid?
1-3
4-6
8-11
12-14
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