Question

if the no. of neutrons in an atom is 13 and the atomic mass is 26 then what is its atomic no.? write the formula of its oxide and hydroxide.​

Answer 1

Answer:

The number of protons in the nucleus of an atom determines an element's atomic number. In other words, each element has a unique number that identifies how many protons are in one atom of that element. For example, all hydrogen atoms, and only hydrogen atoms, contain one proton and have an atomic number of 1

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Answer 2

Answer:

13 Oxide - Al2O3 hydroxide Al(OH)3

Explanation:

Mass no. = Proton + Neutron

Proton = 26-13 = 13

Atomic No = 13.

Element is Aluminium

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