An element A has atomic number 20 and mass number 40.
a) Identify element A
b) How many protons and electrons will be left behind in element A after it forms oxide?
c) Element A and element B are isobars. Which element is B?
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A)the element is calcium
B)
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a) Element A is Calcium.
b) Number of protons and electrons left after it forms it's oxide:
Protons = 20
Electrons = 18
C) Element B is Argon which has the same mass number as Calcium (i.e) 40.
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b) Number of protons and electrons left after it forms it's oxide:
Protons = 20
Electrons = 18
C) Element B is Argon which has the same mass number as Calcium (i.e) 40.
Hope this helps..
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Aishwarya00001:
Thanks for marking as Brainliest
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