Chemistry questions

Chemistry questions

7th - 12th Grade

6 Qs

quiz-placeholder

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Chemistry questions

Chemistry questions

Assessment

Quiz

Chemistry

7th - 12th Grade

Medium

Created by

Davlat Kauynbayev

Used 47+ times

FREE Resource

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

How many Alkali Metals in PT?

6

7

5

3

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which alkali metal is very active and radioactive?

Francium

Ceasium

Rubidium

Potassium

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which one of the alkali metal is hardest ?

Na

Li

Rb

K

Fr

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The melting, boiling points and densities of alkali metals are lower than other metals.

True

False

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The half life of Francium is nearly 20 seconds.

true

False

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alkali metals have the highest ionization energy and least atomic radius.

true

False