The mass number of an anion, `X^(3-)`, is 14. if there are ten electrons in the anion, the number of neutrons in the nucleus of atom, `X_2` of the element will be

Number of electrons in the nucleus of an element of atomic number 14 is

The mass number of an element is 18. It contains 7 electrons. What is the number of protons and neutrons in it ? What is the atomic number of the element ?

The mass number of an element is 23 and it contains 11 electrons. What is the number of protons and neutrons in it ? What is the atomic number of the element ?

An element M having mass number 27 has 14 neutrons in its nucleus. The formula for oxide of this element will be

The mass number of two atoms X and Y having same atomic number are 208 and 210 respectively. The number of neutrons in the nucleus of X is 126. The number of neutrons in the nucleus of Y is :

The mass number of two atoms X and Y having same atomic number are 208 and 210 respectively. The number of neutrons in the nucleus of X is 126. The number of neutrons in the nucleus of Y is :

Write the atomic number and the symbol of an element which has mass number 32 and the number of neutrons 16 in the nucleus.

An anion X^(3-) has 36 electrons and 45 neutrons. What is the mass number of the element X-