Uses of Alcohols
Trending Questions
Red ink is prepared from
Eosin
Phenol
Aniline
Congo red
- Ethanol
- Methanol
- Rectified spirit
- Ether
- 94.6% C2H5OH
- 95.6% C2H5OH
- 96.6% C2H5OH
- 97.6% C2H5OH
Wine (Alcoholic Beverages) Contains -
Glycerol
2-Propanol
Ethanol is used in the preparation of:
Tincture of iodine
Toluene
DDT
Carbon tetrachloride
Soframicine is:
Antibiotic
Antiseptic
Tranquilizer
Antipyretic
An enzyme that converts maltose into glucose is:
Zymase
Maltase
Invertase
diastase
What problem arises in using alitame as artificial sweetener?
- The mixture will be optically inactive due to internal compensation
- The mixture will be optically inactive due to external compensation
- Solution will be a mixture of two diastereomers
- One of the compounds formed is:
An enzyme that converts cane sugar into glucose and fructose is:
Zymase
Maltase
Invertase
diastase
Is Xenon-133 Toxic?
- methyl alcohol
- ethyl alcohol
- ethyl alcohol + water
- methyl alcohol + water
- Stearic acid
- Acetic acid
- Tartaric acid
- Methyl alcohol
Glycerol is used [Kurukshetra CET 2002]
As a sweetening agent
In the manufacture of nitro glycerine
In all of these
In the manufacture of good quality soap
In cold countries ethylene glycol is added to water in the radiators to[CPMT 1971; NCERT 1971; MP PMT 1993]
Reduce the viscosity
Make water a better lubricant
Bring down the specific heat of water
Lower the viscosity
- Both of them
- None of these
- Soft drinks
- Cold drinks
- 90% petrol + 10% alcohol
- 80% petrol + 20% ethanol
- 60% petrol + 40% ethanol
- 50% petrol + 50% ethanol
why is it that cutting an onion from the fridge is more easy than an onion lying at the room tmperature??
[from class 12 chemistry solutions lessons]
- As an anti-freeze in pipelines
- As a solvent
- In consumable liquor
- In Windshield washer fluid
Substances used in bringing down the temperature in high fevers are called [DPMT 1983]
Antiseptics
Pyretics
Antipyretics
Antibiotics
- buffering agent
- dryer
- softener
- antiseptic
Phenol is used in the manufacture of [AIIMS 1996]
Polystyrene
Nylon
PVC
Bakelite
what is acetylsalicylic acid is -
a refrigerant or a drug?Methyl alcohol is toxic. The reason assigned is [RPET 2000]
It stops respiratory track
It reacts with nitrogen and formsCN-in the lungs
It increases CO2 content in the blood
It is a reduction product of formaldehyde
Ethanol is used in the preparation of:
Tincture of iodine
DDT
Carbon tetrachloride
Toluene
- Methanol : As a solvent for paints , varnishes etc.
- Ethanol : For denaturing spirit, in manufacture of formaldehyde.
- Ethers : To provide inert medium for chemical reactions , as anaesthetic.
- All are correctly matched.