Question

$\bold{\boxed{define}}$
1)isotopes
2)valency​

Answer 1

ISOTOPES

otopes are variants of a particular chemical element which differ in neutron number, and consequently in nucleon number. All isotopes of a given element have the same number of protons but different numbers of neutrons in each atom.

VALENCY

the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with.

Answer 2

$\huge\underline\mathfrak\red{ANSWER}$

1)isotopes

Isotopes are variants of a particular chemical element which differ in neutron number, and consequently in nucleon number

2)valency

the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with.

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