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From the options provided for each element below, choose the properties that it may have based on its location in the periodic table. Nickel (Ni):
A.) forms colorful compounds
B.) reactive metal
C.)gas

ANSWER IS: option A

Respuesta :

Answer:The correct answer is option A.

Explanation:

Ni is metal with atomic number of 28 and is member of 3-d series in a periodic table. Also known as transition elements which shows variable oxidation state and due to this reason they from colorful compounds.

So, from the given options , the correct answer option A.

Answer : The correct option is, (A) forms colorful compounds.

Explanation :

As we know that nickel (Ni) is transition metal with atomic number 28 and it is belong to the 3-d series in a periodic table.

The electronic configuration of 'Ni' is : [tex]1s^22s^22p^62s^23p^64s^23d^8[/tex]

It is a transition elements that has ability to shows variable oxidation state and due to variable oxidation state they forms colorful compounds.

Hence, the correct option is, (A) forms colorful compounds.

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