Which of the following gases is obtained by the reaction of
copper with dilute nitric acid is
Answer / guest
|Is This Answer Correct ?||1 Yes||0 No|
What are vitamins ? describe different kinds of vitamins
Which isotope of Uranium is capable of sustaining chain reaction ?
What is a nuclear triad?
Brass is an alloy of 1 Nickel and copper 2 Zinc and copper 3 Nickel and zinc 4 Nickel and silver
The dark lines in the solar spectrum are due to 1 Absorption of corresponding wavelengths by the prism used in he spectrograph 2 Destructive interference between waves of certain definite wavelengths 3 Absorption of corresponding wavelengths by the outer layers of the sun 4 None of these
‘Saponification involves the hydrolysis of fats and oils by 1 Water 2 Washing soda 3 Stearic acid 4 Caustic soda
What is one light minute?
What is balanced diet? Give the everyday diet of a normal man.
Chemical formula for water glass is 1 Na2Sio3 2 Al2O3 3 NaA1O2 4 CaSiO3
The year in which magnetic observations were started in mumbai and thiruvananthapuram?
Liquefied Petroleum Gas consists of mainly 1 Methane, ethane and hexane 2 Ethane, hexane and noname 3 Methane, butane and propane 4 Methane, hexane and nonane
Carbon, diamond and graphite are together called 1 Isomers 2 Allotropes 3 Isomorphs 4 Isotopes