Elements and Substances

Elements and Substances
Material is largely composed of
atoms
metals
organic matter
all of these
Author: rikazzz Comment
Elements and Substances
The solution of ash of magnesium ribbon is
Basic
Acidic
Neutral
All of these
Author: rikazzz Comment
Elements and Substances
All materials shown property of malleability expect
Iron
Silver
Graphite
Aluminium
Author: rikazzz Comment
Elements and Substances
Symbol of carbon is
C
Ca
Cl
Cr
Author: rikazzz Comment
Elements and Substances
Which metal is found in liquid state of room temperature?
Al
Fe
Zn
Hg
Author: rikazzz Comment
Elements and Substances
Which non-metal catches fire if the exposed to air
Sodium
Calcium
Uranium
Phosphorous
Author: rikazzz Comment
Elements and Substances
Non metals used in
Fertilisers
Aeroplanes
Water boilers
Making machinery
Author: rikazzz Comment
Elements and Substances
The property of metal by which it can be drawn into wires is called
Ductility
Decorating
Malleability
Conductivity
Author: rikazzz Comment
Elements and Substances
Other than O and C, main elements of a brick wall includes
Silicon (Si)
Calcium (Ca)
Both (a) and (b)
Aluminum (Al)
Author: rikazzz Comment
Elements and Substances
The metals that produce ringing sounds, are said to be
Hard
Lustrous
Sonorous
Malleable
Author: rikazzz Comment

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