Question

Encircle the odd-one out. Give reasons
your choice.
1. Bromine, oxygen, nitrogen, hydrogen
2. Sodium, potassium, phosphorus, calcium
3. Copper, magnesium, aluminium, mercury
4. Oxygen, nitrogen, sulphur, graphite
5. Iodine, sulphur, oxygen, phosphorus​

Answer 1

Answer:

1. Bromine - as it is a non-metal liquid and the rest are gases.

2. Phosphorus - as it is a non-metal and rest are metals.

3. Mercury - as it is the only liquid metal.

4. Graphite - as it is a form of carbon.

5. Iodine - as it is the only non-metal amongst these which is lusturous.

Explanation: Hope this helps! Pls mark me as Brainliest.

Answer 2

Answer:

• Bromine

as it is a non-metal liquid and the rest are gases.

 

• Phosphorus

as it is a non-metal and rest are metals.

• Mercury

as it is the only liquid metal.

• Graphite

as it is a form of carbon.

• Iodine

as it is the only non-metal amongst these which is lusturous.

Explanation:

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