Y9 rates of reaction

Y9 rates of reaction

9th Grade

13 Qs

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Y9 rates of reaction

Y9 rates of reaction

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Easy

NGSS
HS-PS1-5, HS-PS1-4, HS-PS1-3

+5

Standards-aligned

Created by

Emma Benton

Used 782+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which factors increase the rate of a reaction?

increasing temperature

increasing concentration

increasing surface area

all of these

Tags

NGSS.HS-PS1-5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reactions that give out heat to the surrounding are classified as one of the following:

Spontaneous

Exothermic

sluggish

Tags

NGSS.HS-PS1-4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following increase the reaction rate?

less surface area

lower temperature

increased concentration

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the rate of reaction?

How fast a reaction is

How big a reaction is

How loud a reaction is

Tags

NGSS.HS-PS1-5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How can you increase the rate of a reaction?

Decrease the pressure

Decrease the concentration

Increase the concentration

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Icing sugar has a greater ______ _____ than a solid cube of

sugar.

Surface Area

Catalyst

Temperature

Tags

NGSS.HS-PS1-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Why does breaking up a solid reactant increase the rate of reaction?

it creates more solid
it creates more energy
it increases the surface area
it increases the concentration

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