Q.1:- Which of the following is not an ore of Boron ?
Q.2:- Which of the following is used for making bullet-proof vests ?
- Boric Acid
- Boron Carbide
- None of these
Q.3:- Which variety of glass is used for the manufacture of optical glasses ?
- Sodium Glass
- Flint Glass
- Ground Glass
Q.4:- Synthetic gas is a mixture of ?
- Steam and Carbon Monoxide
- Carbon Monoxide and Nitrogen
- Hydrogen and Methane
- Hydrogen and Carbon Monoxide
Q.5:- Red lead is ?
Q.6:- An important method for the fixation of Nitrogen is ?
- Haber’s Process
- Solvay’s Process
- Deacon’s Process
- Frusch’s Process
Q.7:- Oleum is ?
- Castor oil
- Oil of vitriol
- Fuming H2SO4
- None of these
Q.8:- Which of the following is an excellent conductor of heat and electricity ?
Q.9:- In laboratory, Sulphur Dioxide is prepared by ?
- FeS2 + O2
- S + O2
- FeS + H2SO4
- Cu + H2SO4
Q.10:- Which one of the following is a weakest acid ?
Q.11:- The mixture of noble gases is separated by ?
- Ramsay-Rayleigh’s first method
- Ramsay-Rayleigh’s second method
- Fisher and Ringe’s method
- Dewar’s coconut charcoal adsorption method
Q.12:- Who is called the father of chemistry ?
Q.13:- Two immiscible liquids are separated by ?
- Separating funnel
- Fractional distillation
Q.14:- Nitrogen containing organic compound when fused with Sodium Metal forms ?
Q.15:- Which type of isomerism is shown by diethyl ether and methyl propyl ether ?
Q.16:- Domestic cooking gas consists of mostly ?
- Methane and Ethane
- Liquefied Butane and Iso-Butane
- Ethylene and Carbon Monoxide
- Hydrogen and Acetylene
Q.17:- Ozone in stratosphere is depleted by ? [SSC Exams 2014]
Q.18:- The geometry of methane molecule is ?
- Square Planer
Q.19:- Wood Spirit is known as ?
Q.20:- Methylated spirit is ?
- 100% Alcohol
- 6% Alcohol + 4.4% Water
- 90% Alcohol + 9% Methanol + Pyridine, Etc.
- Power Alcohol
Q.21:- Bees wax is ?
- Myricyl Palmitate
- Myricyl Stearate
- Myricyl Oleate
- Mixture of higher Hydrocarbon
Q.22:- The reaction between acid and alcohol is known as ?
Q.23:- Tamarind contains ?
- Tartaric Acid
- Lactic Acid
- Citric Acid
- Succinic Acid
Q.24:- End of detergent have ?
- Ester Group
- Amine Group
- Sodium Sulphate
Q.25:- Enzymes are ? [SSC Exam 2013]
- None of the above