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AP POLYCET
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Chemistry
List of top Chemistry Questions asked in AP POLYCET
As per Moeller chart, the correct ascending order of their energies of the following orbitals is
AP POLYCET - 2020
AP POLYCET
Chemistry
Molecular Orbital Theory
Which one of the following types of medicine is used for treating indigestion?
AP POLYCET - 2020
AP POLYCET
Chemistry
Drugs
The number of water molecules present in one formula unit of gypsum is
AP POLYCET - 2020
AP POLYCET
Chemistry
Atoms and Molecules
The colour of methyl orange in alkaline medium (basic) is
AP POLYCET - 2020
AP POLYCET
Chemistry
Chemical Reaction
Which one of the following layers of a metallic compound can be formed on electric wire as insulator during rainy season and causes the power supply to our home from the electric pole to be interrupted?
AP POLYCET - 2020
AP POLYCET
Chemistry
Coordination Compounds
The volume occupied by 10 grams of hydrogen gas at STP is
AP POLYCET - 2020
AP POLYCET
Chemistry
Specific Heats of a Gas Mixture
CH
3
COOH is an organic
AP POLYCET - 2020
AP POLYCET
Chemistry
Chemical Reaction
A thin layer of 'X' metal is used as galvanizing on iron surface to protect from rusting of iron. The name of X metal is
AP POLYCET - 2020
AP POLYCET
Chemistry
Surface
The IUPAC name of the compound CH
3
---CH
2
--CH=CH
2
is
AP POLYCET - 2020
AP POLYCET
Chemistry
Coordination Compounds
C
2
H
5
OH on oxidation with alkaline KMnO
4
gives the compound A, which on further oxidation gives the compound B. The names of A, B respectively are
AP POLYCET - 2020
AP POLYCET
Chemistry
Coordination Compounds
The most suitable method for concentration of sulphide ore is
AP POLYCET - 2020
AP POLYCET
Chemistry
Concentration of ores
Graphite is a good conductor of electricity because of
AP POLYCET - 2020
AP POLYCET
Chemistry
Conductors and Insulators
The name of complex ion formed when Ag
2
S is dissolved in KCN solution is
AP POLYCET - 2020
AP POLYCET
Chemistry
Solutions
An element
\(\\_{12} M^{24} \)
forms ionic compound with another element 'Y. Then the charge on the ion formed by M is
AP POLYCET - 2020
AP POLYCET
Chemistry
Coordination Compounds
The covalent bonds present in nitrogen molecule are
AP POLYCET - 2020
AP POLYCET
Chemistry
Atoms and Molecules
The shape of methane molecule is
AP POLYCET - 2020
AP POLYCET
Chemistry
Atoms and Molecules
Which of the molecules has highest bond length ('A')?
AP POLYCET - 2020
AP POLYCET
Chemistry
Atoms and Molecules
The type of hybrid orbital exist at Be atom in BeCl
2
is
AP POLYCET - 2020
AP POLYCET
Chemistry
Atomic Physics
Match the following :
Ore
Formula
A
Fe
3
O
4
I
Magnesite
B
MgCO
3
II
Magnetite
C
ZnS
III
Cinnabar
D
Hg
2
S
IV
Zinc Blende
AP POLYCET - 2020
AP POLYCET
Chemistry
Chemical Reaction
The non-metal present in IVA (carbon family) is
AP POLYCET - 2020
AP POLYCET
Chemistry
Occurrence Of Metals
The element with highest electron affinity value among halogens is
AP POLYCET - 2020
AP POLYCET
Chemistry
Multi-electron atoms
The maximum number of electrons that can be accommodated in the shell of an atom is
AP POLYCET - 2020
AP POLYCET
Chemistry
Multi-electron atoms
If the atomic weights of lithium and potassium respectively are 7 and 39, then the atomic weight of sodium as per Dobereiner's law of triads is
AP POLYCET - 2020
AP POLYCET
Chemistry
Atomic Physics
The correct order of electronegativity values of the following elements is
AP POLYCET - 2020
AP POLYCET
Chemistry
Periodic Trends In Properties Of Elements
The number of elements present in period 4th of long form of periodic table are
AP POLYCET - 2020
AP POLYCET
Chemistry
Periodic Table
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