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WorksheetsMiscellaneous Chemistry
Total questions: 20
Worksheet time: 20mins
Cl2 is a/an
atom
compound
molecule
ion
Metallic character is the ability to _____________
Gain electrons
Become an anion
Become a cation
Lose electrons
The atomic symbol of Mercury is _________________
Mg
K
Hg
Sn
The chemical formula of sodium phosphate is ___________
Na2SO4
Na3PO4
Na2PO4
(Na)3PO4
which of these is acidic oxide?
SO2
NaOH
CaO
BeO
The metal carbonates are _________ in nature.
basic
acidic
Covalent bonds are formed between the atoms of __________
Metals
Non metals
An element Q is in group 4, it contains 4 ______
shells
protons
valence electrons
An element is in group 2 and period 3, it contains
2 valence electrons and 3 shells
2 shells and 3 valence electrons
choose the most reactive metal from the options
Lithium
beryllium
Rubidium
sodium
Choose the most reactive non- metal
Chlorine
fluorine
iodine
bromine
Choose the gas that is used in balloons, in airships
argon
krypton
Helium
Xenon
Choose the element that is used in airport run way lights
Helium
Neon
Argon
Krypton
Choose the option that gives correct name of the elements in fertilizers
Sodium, phosphorus, Magnesium
Nitrogen, phosphorous, Magnesium
Nitrogen, Phosphorous, Potassium
Sodium, Phosphorous, potassium
The metals used as catalysts in catalytic converter
Platinum and potassium
Platinum and Palladium
Platinum and Potassium
Platinum and Calcium
Which of these is poisonous
CO2
SO2
H2
CO
To prepare ammonium nitrate in laboratory, Ammonia is added into ___________
Nitric acid
Hydrochloric acid
Sulphuric acid
Phosphoric acid
The catalyst used in contact process is ____________
Finely divided iron
vanadium pentoxide
Nickel
Which of these can be used as a dehydrating agent?
Dilute sulphuric acid
limestone
Concentrated sulphuric acid
ammonia
Choose which of these is slaked lime
CaO (s)
CaCO3 (s)
Ca(OH)2 (s)
Ca(OH)2 aq
