Question

III. Fill in the blanks with the correct words from the brackets.
1. Substances which can be beaten into sheets are called
(ductile/malleable)
2. Metals are
conductors of heat and electricity. (bad/good)
3.
cannot be broken down into two or more simpler substances by cher
methods. (Compounds/Elements)
4. The smallest particle of an element or a compound that can exist on its own is
(a molecule/an atom)
5. Atoms join in
numbers to form molecules. (fractional/whole)
6. The molecules of a compound contain atoms of the
kind. (different same)
7. Chemical
represent one atom of an element. (formulae/symbols)
IV. Match the following:
Column A
Column B
1. Smallest unit of matter which may or may not
(a) Smallest unit of a compo
have an independent existence.
2. A non-metal that conducts heat and electricity.
(b) Helium
3. Molecule
(C) Mercury
4. A noble gas used for fillings weather observation balloons. (d) Atom
5. A liquid metal at room temperature.
(e) Graphite
V. Complete the following table the first one is done for you:​

Answer 1

Answer:

1- ductile

2-

Explanation:

ductile

bad

compounds

atom

frictional

different

symbols

*hope it helps you*