Physical and Chemical Changes

Physical and Chemical Changes

Assessment

Flashcard

Science

6th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

8 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Is burning a chemical change?

Media Image

Back

Yes

2.

FLASHCARD QUESTION

Front

What does this figure show? Options: rusting of iron, rusting, rust

Media Image

Back

rusting of iron, rusting, rust

3.

FLASHCARD QUESTION

Front

What is the process of depositing zinc on the surface of iron to prevent rusting called?

Media Image

Back

galvanisation

4.

FLASHCARD QUESTION

Front

What happens after burning magnesium ribbon?

Media Image

Back

White coloured light of fire will come

5.

FLASHCARD QUESTION

Front

The change of burning magnesium tape can be represented by the following equation:
Options:

Mg + CO2 = MgO2

,

Mg + O2 = MgO

,

Mg + O2 = MgO2

,

Mg + CO2 = MgO

Media Image

Back

Mg + O2 = MgO

6.

FLASHCARD QUESTION

Front

Equation after adding water to magnesium tape's ashes?

Media Image

Back

Mg + H2O = Mg(OH2)

7.

FLASHCARD QUESTION

Front

Name the process:-

large crystals of pure substances can be formed from the solution by this process.

Media Image

Back

Crystallisation

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?