Free Printable The s-block

1.

Match the following when X stands for cation:

a)

Lithium

1.

X₂O

b)

Sodium

2.

X₂O₂

c)

Potassium

3.

XO2

d)

Calcium

4.

XO

(irregular)

e)

Magnesium

5.

XO

(irregular)

2.

Match the following :

a)

Lithium

1.

reaction with nitrogen

b)

Sodium

2.

yelllow flame

c)

Potassium

3.

most reactive

d)

Calcium

4.

less effective storage rules

e)

Magnesium

5.

may not react with water

3.

Halite is the (a) form of (b) chloride.

Choose from the below words

mineral

sodium

pure

potassium

lithium

impure

insoluble

soluble

4.

(a) may dissolve in NaOH-solutions,

but there is (b) reaction between the metal and NaOH.

Choose from the below words

Sodium

no

Magnesium

any

some

many

5.

(a) may dissolve in KOH-solutions,

but there is (b) reaction between the metal and KOH.

Choose from the below words

Potassium

no

Calcium

any

some

many

6.

When exposed to air, corrosion occurs

a)

Sodium

b)

Potassium

c)

Calcium

d)

Magnesium

7.

Its cation can be given as: [Ne]

a)

Sodium

b)

Potassium

c)

Calcium

d)

Magnesium

8.

Its cation can be given as: [Ar]

a)

Sodium

b)

Potassium

c)

Calcium

d)

Magnesium

9.

The s-block metals or (a) metals do not occur in nature as (b) . Their (c) lattice is characterised by (d) hardness and (e) reactivity.

Choose from the below words

base

elements

crystal

low

higher

medium

compounds

FCC

hexagonal

BCC

10.

The I.A or (a) metals are important for life: e.g. they can be found in our (b) . Their (c) lattice is characterised by (d) 1g/ml density and (e) EN.

Choose from the below words

alkali

nervous system

FCC

below

low

high

hexagonal

BCC

muscles

above

11.

The II.A or (a) (b) metals are important for life: e.g. they can be found in our (c) . They are light metals with (d) (e) 1g/ml .

Choose from the below words

alkaline

earth

muscles

density

above

melting point

muscles

nervous system

mass

below

12.

Which of us has a radioisotope you are supposed to recall?

a)

sodium

b)

magnesium

c)

potassium

d)

calcium

13.

Which of us cannot colour the flame?

a)

sodium

b)

magnesium

c)

potassium

d)

calcium

The s-block

Total questions: 13

Worksheet time: 16mins

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