Acids and Bases (National 5 Chemistry) | Baamboozle - Baamboozle

20 Public

Revision questions at National 5

Study Slideshow

Acids have a pH less than 7

False

True

15

The products in the picture are examples of everyday....

Cleaning products

Salts

Acids

Bases

15

Which one is the most alkaline in the pH scale?

Oven Cleaner

Tomatoes

Stomach acid

Baking soda

15

Which is the most accurate way of measuring pH?

Indicator

Just use your finger

electronic pH meter

pH paper

15

What all fruits have in common?

They all full of fat

They are full of proteins

They all contain bases

They all contain acid

15

The formula for nitric acid is...

H2SO4

HNO3

H3PO4

HCl

15

The formula for calcium hydroxide is

CaO2H2

CaOH

CaOH2

Ca(OH)2

15

All acids contain the positive hydroxide ion (OH-)

False

True

15

The ionic formula for Magnesium chloride is...

Mg2+Cl-2

(Mg+)2Cl-

Mg2+(Cl-)2

Mg+Cl-

15

What is another word for combustion?

Exothermic

Incinerating

Melting

Burning

15

Non-metal oxides turn the pH of the water acidic, while metal oxides turn it alkaline.

True

False

15

The pH of the water is neutral (pH 7) because there...

are no hydroxide ions

are no hydrogen ions

are no ions at all

is a tiny but equal amount of hydrogen and hydroxide ions

15

An alkaline solution has a higher concentration of hydroxide ions than pure water.

True

False

15

The concentration of a solution of HCl containing 0.1 mol in 50 cm3 of water is

0.002 mol/l

0.2 mol/l

0.02 mol/l

2 mol/l

15

The number of moles of lithium hydroxide in 500 cm3 of water of 0.1 mol/l solution is

50 mol

0.5 mol

5 mol

0.05 mol

15

In a neutralisation reaction the pH moves....

towards 14

towards 1

towards Glasgow

towards 7

15