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Nitrogen has how many oxides?
NETNUST Entry TestChemistryGroup VA and VIA Elements
Which of these is not an Allotrope of Phosphorus?
NETNUST Entry TestChemistryGroup VA and VIA Elements
Both $\rm{O_{2}}$ and $\rm{O_{3}}$ are oxidizing agents but $\rm{O_{3}}$ is preferred because
NETNUST Entry TestChemistryGroup VA and VIA Elements
Which one of the following does not have allotropic forms
NETNUST Entry TestChemistryGroup VA and VIA Elements
Which member of VA group has no stable isotope?
NETNUST Entry TestChemistryGroup VA and VIA Elements
$\rm{H_{2}SO_{4}}$ is used in which industry?
NETNUST Entry TestChemistryGroup VA and VIA Elements
In rhombic sulphur how many atoms are in each molecule?
NETNUST Entry TestChemistryGroup VA and VIA Elements
Which of the following has allotropic forms
NETNUST Entry TestChemistryGroup VA and VIA Elements
In which of the following the oxidation state of S is the highest?
NETNUST Entry TestChemistryGroup VA and VIA Elements
$\rm{H_{3}PO_{3}}$ is a
NETNUST Entry TestChemistryGroup VA and VIA Elements
Chemical formula of laughing gas is
NETNUST Entry TestChemistryGroup VA and VIA Elements
Which of the following does not occur in Free State?
NETNUST Entry TestChemistryGroup VA and VIA Elements
Boric acid is used in which of the following
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Aluminum is of which nature
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Ability of carbon to form long chains and rings is known as
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Silicon can be obtained from which of the following compounds?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Chemical formula of powder used in carom board is?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Which of the following is used to make container for nitric acid?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Which one of the following is an acid?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Which one is not a type of Boric Acid?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Which element among the following forms a protective oxide coating on exposure to air?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Borax bead test is used to separate
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Which one of the following is metalloid?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
What is the chemical name of Sandur?
NETNUST Entry TestChemistryGroup IIIA and IVA Elements
Aluminum reacts with $\rm{H_{2}SO_{4}}$ to produce
NETNUST Entry TestChemistryGroup IIIA and IVA Elements