U1-1-2 - Reaction Rate

Question 1

Reaction rate

Answer 1

How quickly the products are formed

Question 2

What does ‘M’ mean in ‘1 M hydrochloric acid’?

Answer 2

Molar

(It’s a unit for concentration)

Question 3

A substance which speeds up (catalyses) a reaction without getting used up.

Answer 3

Catalyst

Question 4

To increase reaction rate, we can __________ concentration.

Answer 4

To increase reaction rate, we can increase concentration.

Question 5

To increase reaction rate, we can __________ temperature.

Answer 5

To increase reaction rate, we can increase temperature.

Question 6

Catalyst

Answer 6

A substance which speeds up (catalyses) a reaction without getting used up.

Question 7

To increase reaction rate, we can __________ particle size.

Answer 7

To increase reaction rate, we can decrease particle size.

Question 8

To increase reaction rate, we can add a __________.

Answer 8

To increase reaction rate, we can add a catalyst.

Question 9

To increase reaction rate, we can increase ________ or ________.

Answer 9

To increase reaction rate, we can increase concentration or temperature.

Question 10

To increase reaction rate, we can decrease ________.

Answer 10

To increase reaction rate, we can decrease particle size.