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Standard X
Chemistry
Atomic Number and Mass Number
Two elements ...
Question
Two elements A and B contain 13 and 8 proton respectively. If the number of neutrons in them happen to be 14 and 8 respectively, the formula unit mass for the compound between A and B unit would b
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Similar questions
Q.
Two elements
A
and
B
contain
13
and
8
protons respectively. If the number of neutrons in them happen to be
14
and
8
respectively; the formula unit mass for the compound between
A
and
B
unit would be:
Q.
An atom of an element contains
13
electrons. Its nucleus has
14
neutrons. Find out its atomic number and approximate atomic mass. An isotope has atomic mass
2
units higher. What will be the number of protons, neutrons and electrons in the isotope?
Q.
If A and B be two sets containing
4
and
8
elements respectively, what can be the maximum number of elements in
A
∪
B
? Find also, the minimum number of elements in
(
A
∪
B
)
?
Q.
The number of electrons, protons and neutrons in a species is equal to 10, 8 and 8 respectively. Assign the proper symbol to the species.
Q.
The number of electrons, neutrons and protons in a species are equal to
10
,
8
and
8
respectively. The proper symbol of the species is :
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