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Chemistry
List of top Chemistry Questions
Calculate the number of unpaired electrons in [Mn(H
2
O)
6
]²⁺, considering H
2
O as a weak field ligand. (Atomic number of Mn = 25)
BCECE - 2025
BCECE
Chemistry
d block elements
Which of the following oxides will be the most basic: Ti (22), V (23), Cr (24), Fe (26)?
BCECE - 2025
BCECE
Chemistry
d block elements
What is the color of the flame produced when Magnesium (Mg) is burned in air?
BCECE - 2025
BCECE
Chemistry
Redox reactions
Which process causes the oil to lose its taste?
BCECE - 2025
BCECE
Chemistry
Food Chemistry
What will be formed from the reaction: NaOH + Zn $\rightarrow$ ?
BCECE - 2025
BCECE
Chemistry
Redox reactions
Which of the following is fully fluorinated polymer?
BCECE - 2025
BCECE
Chemistry
polymers of commercial importance
The main constituents of stainless steel are:
BCECE - 2025
BCECE
Chemistry
d block elements
What is deposited on the walls after whitewashing?
BCECE - 2025
BCECE
Chemistry
Redox reactions
How many grams of \(H_2O\) will be produced from 10g of \(H_2\) in an excess of oxygen?
BCECE - 2025
BCECE
Chemistry
Stoichiometry and Stoichiometric Calculations
Saponification occurs with...
BCECE - 2025
BCECE
Chemistry
soaps
Both CO
2
and H
2
gases are -
BCECE - 2025
BCECE
Chemistry
dihydrogen
This oxide is most basic. [Ti=22, V=23, Cr=24, Fe=26]
BCECE - 2025
BCECE
Chemistry
d block elements
Anisole is -
BCECE - 2025
BCECE
Chemistry
Alcohols, Phenols And Ethers
Which one is a Lewis acid?
BCECE - 2025
BCECE
Chemistry
Acids and Bases
In which of the following molecules/ions, are all the bonds not equal?
BCECE - 2025
BCECE
Chemistry
The Valence Shell Electron Pair Repulsion (VSEPR) Theory
Copper on reaction with moist air gives:
BCECE - 2025
BCECE
Chemistry
Copper
Paraffin wax is:
BCECE - 2025
BCECE
Chemistry
molecular mass of polymers
Biuret test is not given by:
BCECE - 2025
BCECE
Chemistry
Proteins
What is the correct expression for the molar conductivity (\( \Lambda^\circ_m \)) of Al\(_2\)(SO\(_4\))\(_3\) at infinite dilution?
BCECE - 2025
BCECE
Chemistry
Conductance of Electrolytic Solutions
The formula of sodium nitroprusside is:
BCECE - 2025
BCECE
Chemistry
Nomenclature of Coordination Compounds
In which compound does Mn (Manganese) have its highest oxidation state?
BCECE - 2025
BCECE
Chemistry
Oxidation Number And Oxidation States
Cl
2
O
7
is the anhydride of which acid?
BCECE - 2025
BCECE
Chemistry
Chlorine
How many moles of O
2
will be formed from the decomposition of Pb(NO
3
)
2
?
BCECE - 2025
BCECE
Chemistry
p -Block Elements
What will be the products on heating Barium Nitrate Ba(NO\(_3\))\(_2\)?
BCECE - 2025
BCECE
Chemistry
Redox reactions
Which of these sulfides is not black?
BCECE - 2025
BCECE
Chemistry
p -Block Elements
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