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acid , bases and salt

Authored by preeti chauhan

Science

7th Grade

NGSS covered

Used 8K+ times

acid , bases and salt
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

tick the natural indicators

turmeric

phenophthalien

iodine solution

methylene blue

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is a base?

orange juice
water
vinegar
dishwashing detergent

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 Which of the following is an acid?

shampoo
baking soda
orange juice
water

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Pure water has a pH of 7. Pure water _______.

is a base
is a neutral substance
could be either an acid or a base
is an acid

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

When an equal strength acid and base are mixed, what kind of chemical reaction occurs?

Neutralization

Combustion

Oxdation

Decomposition

Tags

NGSS.MS-PS1-2

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Tastes bitter.

Acids
Bases
Salts
All

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tastes Sour

Acids
Bases
Salts
All

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