Question

find odd one in sodium, magnesium, aluminium, silicon​

Answer 1

Answer:

silicon

Explanation:

silicon is a matalloid where Mg , Al , and Na are metals

hope it helps..

Answer 2

Odd one out of Sodium, Magnesium , aluminum , silicon  is silicon .

because

1. All sodium, magnesium, aluminum are s block elements where as silicon is p block element

2. Sodium, magnesium , aluminum are metals while silicon is metalloid

properties of s block elements

1. These metals are soft

2. Have high electropositivity ,good reducing agents , forms basic oxides

3. Low boiling and melting point

4. Impart specific color on flame.

 properties of p block elements

1 . The last electron of the atom resides in p-subshell of outermost shell of an element of p block

2.  There is decrement of reducing nature on moving from left to right in periodic table.

3. Majority of elements of p block forms acidic oxides

4. No distinct color in flames is imparted by the elements of p block

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