Related Questions

Which one of the following minerals occurs abundantly in the Earth's crust?
A Bauxite
B Silica
C Manganese
D Iron
Which of the following commercial metals is most abundantly found in India?
A Copper
B Aluminium
C Nickel
D Zinc
Which gas is known as 'noble gas'?
A Hydrogen
B Oxygen
C Helium
D Carbon dioxide
The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be
A 2M
B $$\frac{{\text{M}}}{2}$$
C M
D $$\frac{{\text{M}}}{4}$$
দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)
A 1/4
B 1/2
C 1
D 2
Which of the following is NOT a noble gas?
A Radon
B Krypton
C Xenon
D Hydrogen
Which one is a naturally occuring noble gas?
A Sodium
B Potassium
C Argon
D Boron
Which of the following is not a noble gas ?
A Hydrogen
B Helium
C Neon
D Argon
Which one of the following elements is an example of noble gas ?
A Nitrogen
B Hydrogen
C Chlorine
D Helium
Which of the following gases is a noble gas?
A Argon
B Nitrogen
C Oxygen
D Fluorine

Next steps