Question

which
of the following statement is in connect -
11) In the
periodic table, the number of
period indicates the value of principal quantum
numben.
(2) There four d-block series comprising
40 elements
long
form of periodic table.
(3 s-block, d-block and f-block elements
are metals.
p-block elements are non-metal.
(4) All p block elements are are non metals ​

Answer 1

Answer:

A or D is correct

Explanation:

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