Week 1 Acid Base Assignment

pH 3 , pH 7 , pH 11

Litmus is blue at pH______?

pH 3 , pH 7 , pH 11

Methy orang is red at at pH______?

Answer explanation

Methyl orange turns red in acidic solution hence pH 3.

Link A to the correct number.

• A-1

• A-2

• A-3

• A-4

• A-5

Link B to the correct number.

• B-1

• B-2

• B-3

• B-4

• B-5

Link D to the correct number.

• D-1

• D-2

• D-3

• D-4

• D-5

Answer explanation

It is below 7 the neutral value

Link E to the correct number.

• E-1

• E-2

• E-3

• E-4

• E-5

Answer explanation

It is below 7 the neutral value

What group of atom is found in alkaline solutions?

Answer explanation

It contain OH^- ions. Any ions must have charges with them

What does the word corrosive means?

Answer explanation

Damaging surface of a substance or material