Question

A) Fill in the blanks.
1) Fluoride is used in toothpaste to prevent
is a very good conductor of electricity -
2)
Column 'B'
B) Match the pairs :
Column 'A'
1) Silver
2) Coal
a) Eiement
b) Compound
c) Metal
C) Find odd man out:
1) Diamond , Halite , Ruby , Sapphire .
D) Write whether the following statements are True or Fa
1) The molecules of a detergent are short.
2) The smallest particles of substances are molecules.​

Answer 1

Answer:

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