Search Header Logo

4NA Sc(Chem) Bridging 2024

Authored by Wenqing Yang

Chemistry

10th Grade

Used 1+ times

4NA Sc(Chem) Bridging 2024
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Y + metal carbonate → salt + carbon dioxide + water

What is Y?

carbon

acid

metal

alkali

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A sample of magnesium is added to dilute nitric acid in a test tube.

Effervescence is observed and magnesium nitrate solution is formed.

What other products are formed?

water only

hydrogen only

carbon dioxide and water

ammonia only

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the test to identify hydrogen gas?

Moist red litmus paper turns blue.

Lighted splint extinguishes with a 'pop' sound.

White precipitate forms in limewater.

Glowing splint relights.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When magnesium reacts with hydrochloric acid, magnesium chloride and hydrogen are formed.

What is the chemical formula of magnesium chloride?

Mg

MgCl

MgCl2

H2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct formula of calcium nitrate?

Note: calcium ion is Ca2+, nitrate ion is NO3-

CaNO3

Ca2NO3

Ca(NO3)2

Ca2(NO3)2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an alkali?

a substance that produces H+ ions in aqueous solution

a substance that produces OH- ions in aqueous solution

a substance that produces O2- ions in aqueous solution

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?