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Chemistry | Structure of Atom
Practice Chemistry | Structure of Atom on Bissoy — browse topics below and open any question.
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Questions
Which of the following is the lightest metal?
ক
Mercury
খ
Silver
গ
Lithium
ঘ
Iron
Which of the following elements has the highest electronegativity?
ক
Chlorine
খ
Bromine
গ
Fluorine
ঘ
Helium
Which of the following is not a subatomic particle?
ক
neutron
খ
ion
গ
electron
ঘ
proton
Which of the following is essential for the synthesis of thyroxin?
ক
Potassium
খ
Calcium
গ
Iodine
ঘ
Sodium
Atomic number of which of the following elements is greater than that of Iodine
ক
Silver
খ
Bromine
গ
Platinum
ঘ
Zinc
Which of the following elements has the electronic configuration 2, 8, 3?
ক
Magnesium
খ
Sodium
গ
Aluminium
ঘ
Argon
Which one of the following gases is released mostly from landfills in urban areas?
ক
Nitrogen
খ
Hydrogen
গ
Methane
ঘ
Oxygen
Which one of the following elements does not form solid hydrogen carbonate?
ক
Sodium
খ
Potassium
গ
Caesium
ঘ
Lithium
What are isobars?
ক
Elements with same atomic number but different mass number
খ
Elements with different atomic number but same mass number
গ
Elements with different atomic number and different mass number
ঘ
Elements with same atomic number and same mass number
Which of the following metal (shown by its symbol) is generally used for making filaments of bulb?
ক
Fe
খ
An
গ
Ag
ঘ
W
Which of the following elements has the lowest melting point?
ক
Chromium
খ
Hydrogen
গ
Zinc
ঘ
Silver
Which among the following will be a negative ion?
ক
If it has more electrons than protons
খ
If it has more electrons than neutrons
গ
If it has more protons than electrons
ঘ
If it has more protons than neutrons
Who discovered Nitrogen?
ক
Faraday
খ
Heisenberg
গ
Hooke
ঘ
Rutherford
Which of the following are highly compressible?
ক
Solid
খ
Liquid
গ
Gas
ঘ
Solid and Liquid
Atomic number of which of the following elements is greater than that of Neon?
ক
Oxygen
খ
Magnesium
গ
Nitrogen
ঘ
Boron
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