Question

An elment 'M' has atomic no 11

1) Write its electronic configuration.

2) State the group to which M belongs.

3) Is M metal or non metal?

4) Write the formula of its chloride.​

Answer 1

The Element is Sodium..
1) 2,8,1 or 1s2 2s2 2p6 3s1

2)It belongs to the First Group of the Periodic Table i.e. the Alkaline Metal Group.

3) It is a Metal.

4) NaCl

Answer 2

The Given element with atomic number 11 is Sodium (Na)

1) 2,8,1

2)It belongs to the 1st Group of the Periodic Table (Alkali Metal)

3)Metal

4) NaCl

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