Heavy metals got their name because compared to other atoms they have

A Higher densities
B Higher atomic masses
C Higher atomic numbers
D Higher atomic radii

Correct Answer: Higher atomic masses

Arsenic, beryllium, cadmium, chromium, lead, manganese, mercury, nickel, and selenium are some of the metals called ‘heavy’ because of their high relative atomic mass. They persist in nature and can cause damage or death in animals, humans, and plants even at very low concentrations.
Bissoy MCQ
#General Knowledge #Chemistry

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The gypsys are a tribe of strange people. They do not have any fixed home but wander about from place to place and live in tents. they were originally natives of India. But as they reached England from Egypt ,the English took them from Egyptians. this is why they came to be called gypsys. they were beloved to possess strange powers. they could tell your fortune by reading the palm of your hand. it was thought they stole little children to train them in their way of life. whenever a child got lost it was thought that it has been carried away by gypsys so they were arrested and sent for trial. but this attitude towards the Gypsy has gradually changed.The gypsies are people who ---
A have a settled way of life
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A 40
B 41
C 42
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Ceramic nuclear metals compared to solid nuclear metals have
A higher melting points
B low strength at high temperature
C more chances of radiation damage
D poorer corrosion resistance
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In a school election with three candidate, Abdul got 120 votes, Luna got 50 votes and Karim got 30 vote. What percentage of the total number of votes did Abdul get?
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From the profits of a certain investment, Faisal got 1/3 of the total profit and three of his friends each got 1/3 of the rest. If Faisal and one of his friends got a total of 60000 taka, what was the total profit?
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B 230
C 224
D 245
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when workers o not find their assignments challenging. they become bored and , therefore , achiceve less than their potential .On the other hand, when workers ifind their assignments too difficult, they give up and so again achieve less than what they are capable of achieving . It is therefore, clear that no worker's full potential will ever be realized . Which one of the followings is an error of reasoning contained in the argument?
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