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Recent questions tagged introduction of chemistry
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Alginates (alginin), used as highly efficient gauze in internal operations are obtained from cell walls of
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Mar 30, 2019
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Chemistry
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kratos
introduction of chemistry
cbse
coordination compounds
jee
class-6
transition elements
icse
jee mains
p - block element
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1
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Give reasons for the following :Titanium dioxide is an important ingredient in cosmetics.
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Mar 24, 2019
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Chemistry
by
kratos
introduction of chemistry
icse
class-6
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1
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(A) Why chemicals are added in food materials ?(B) Write name of any two food preservatives.
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Mar 21, 2019
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Chemistry
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kratos
micro organisms
introduction of chemistry
chemistry in everyday life
cbse
class-8
class-6
polymer chemistry
icse
class-7
class-12
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What is the contribution of chemistry in the following fields ? (a) Industry (b) Clothings (c) Cosmetics (d) National Defence (e) Medicines
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Mar 20, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
class-6
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1
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Out of the following list of chemicals, select those which are required to study the prescribed four properties of acetic acid
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Mar 17, 2019
in
Chemistry
by
kratos
introduction of chemistry
cbse
class-6
class-10
icse
carbon and its compounds
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1
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State the contributions of a symmetry mendeleef be and Tony love also see John Dalton towards the development of chemistry
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Mar 11, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
introduction to chemistry
class-6
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vote
1
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Out of the following list of chemicals, select those which are required to study the prescribed four properties of acetic acid in the laboratory.
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Feb 22, 2019
in
Chemistry
by
kratos
introduction of chemistry
cbse
class-6
class-10
icse
carbon and its compounds
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1
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Explain how medicines are a boon to mankind. State the positive & negative effects of medicines like aspirin and paracetamol.
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Feb 21, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
introduction to chemistry
class-6
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vote
1
answer
Which apparatus is mainly required to avoid heat loss to find the specific heat of given solid ?
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Feb 19, 2019
in
Chemistry
by
kratos
introduction of chemistry
neet
capital market
aiims
financial management
class-6
icse
indian banking system
class-12
neet 2019
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1
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For holding washed test tubes. (A) Test tube holder (B) Test tube stand (C) Retort stand
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Feb 15, 2019
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Chemistry
by
kratos
introduction of chemistry
icse
class-6
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1
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Fill in the blanks : (a) ................... deals with the study of matter and the changes it undergoes.
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Feb 9, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
class-6
+1
vote
1
answer
The scientist who formulated the Periodic Table. A : John Dalton B : Daniel Rutherford C : Demitri Mendeleev
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Feb 6, 2019
in
Chemistry
by
kratos
introduction of chemistry
class-6
class-7
atomic structure
icse
class-10
introduction to chemistry
periodic classification of elements
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1
answer
A clay vessel kept in a trough of water during collection of a gas by downward displacement of water. (A) Retort (B) Beehive shelf (C) Burette
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Jan 30, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
class-6
+3
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1
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Write the name of an antacid which is often used as a medicine.
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Jan 28, 2019
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Chemistry
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kratos
zoology
introduction of chemistry
chemistry in everyday life
csat
acids bases and salts
class-6
class-10
icse
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1
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State what are – ‘stain removals’. Name three important stain removers & give their prime functions.
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Jan 27, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
class-6
+2
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1
answer
Bacteria and fungi do not grow in pickles, jams, jellies and squashes, etc. Give Reasons.
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Jan 24, 2019
in
Chemistry
by
kratos
micro organisms
introduction of chemistry
chemistry in everyday life
class-8
class-6
management of natural resources
class-10
icse
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1
answer
Explain the term ‘cosmetics’ ‘talc’. Name a few main ingredients in cosmetics the role they play.
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Jan 23, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
introduction to chemistry
class-6
+2
votes
1
answer
Give a comparitive difference between soaps and detergents. Give a reason .why detergents have an advantage over soap.
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Jan 19, 2019
in
Chemistry
by
kratos
introduction of chemistry
class-6
class-10
icse
carbon and its compounds
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1
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State what are – ‘stain removals’. Name three important stain removers & give their prime functions.
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Jan 12, 2019
in
Chemistry
by
kratos
introduction of chemistry
icse
class-6
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1
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Identify the scientist with the help of this paragraph. He formulated and proposed a widely used chemical formula for photosynthesis
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Jan 10, 2019
in
Chemistry
by
kratos
introduction of chemistry
class-11
class-6
class-10
icse
structure of atom
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