Question
What term is used for atoms that have the same number of
protons but different numbers of neutrons?Solution
Isotopes are atoms of the same element (having the same number of protons) that differ in the number of neutrons they possess. This variance in neutron number can affect the atomic mass and stability but does not alter the chemical properties of the element.
Select the combination of the letters that when placed sequentially in the blanks of the given letter series will complete the series.
H _ _ L...
- Which element is 9th to the right of the 3rd number from the left end of the arrangement?
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
p _ _ s _ _ v p p ...
Select the combination of numbers that when placed sequentially in the blanks of the given series will complete the series.
M _ R _ _ E S _ A R B...
If we interchange 1st and 4th letter of each word then which word will make a meaningful English word after the rearrangement?
Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.
P Q P P Q _...
If each letter in each of the word is arranged according to the alphabetical series, than which is the third letter of the word, which is fourth from th...
In the given series, how many odd numbers are immediately preceded and immediately succeeded by an alphabet?
How many 8’s are there in the above series which are immediately followed by a prime number?
In the given arrangement, what is the sum of 8th number from the right end and 6th number from the left end?
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