Question

Symbolie laternational School
Day-4
Science Worksheet no.1
Lesson No.4-Materials: Metals and Non Metals
Q1. Fill in the blanks with suitable word/s.
1. Metals are
of heat and
2. lodine is a
having lustre
3
and
are kept in keronene to avoid explosion
4. Non-metal oxides are
in nature.
5.
is more reactive than copper,
6. Sulphur forms
7. Magnesium forms
oxides.
8.
is less reactive than iron.
9. All metals are hard except
and
10. Metals have generally
melting and boiling points.
11.
are used in medicines as antiseptic,
12. The only liquid metal is_Merwey
13
is non-metal used in breathing by all living beings.
Sodium reacts with cold water vigorously.
Sulpburous oxiden.
14.
2. Multiple choose questions.
On burning metals react with oxygen to produce

Answer 1

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Answer 2

Answer:

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