Question # 1

Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects

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eyes

ears

stomach

nose

Grignard reagent is reactive due to

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The presence of halogen atom

The presence of Mg atom

The polarity of C -Mg bond

None of the above

Which metal oxide is insoluble in water

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MgO

CaO

SrO

BaO

First organic compound prepared in laboratory was.

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Glucose

Methane

Urea

Alcohol

Which gas is cause of Asthma

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O₃

O₂

SO₂

CO₂

According to Lewis concept ethers behave as

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Acid

Base

Acid as well as a base

Noe of them

The IUPAC name of C(CH3)4 is

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Iso Propyl methane

2-Methylbutane

Iso bytylmethane

2,2 dimethylpropane

Setting of Plaster of Paris is accompanied with

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Hydrogen bonding

Hydration

Dehydration

None of these

The diameter of rotary kiln in the manufacture of Portland cement is.

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1 to 2 feet

2 to 4 feet

4 to 8 feet

8 to 15 feet

Which one is the heterocyclic compound of oxygen

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Pyrridine

Parrole

Furan

Thiophene

Which the correct statement

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Cl^-is smaller than Cl atom

Cl^-(Ion) and Cl (atom) are equal in size

Na⁺is smaller than Na atom

Na⁺is larger than Na atom

The correct name of CH3-CH= CH2-OH is

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2-buten -4 -ol

3-buten-I-ol

2-Buten -I-ol

Ethylene glycol

Ozone is mostly produced in

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Tropical region

North polar region

South polar region

Thermosphere zone of atmosphere

Which is not used of Borax

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Softening of water

As medicine for washing eyes

As flux in metallurgical operations

To make quartz

Which one of the following is a condensation polymer

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Polystyrene

Polyester

Polyethene

Nylon 6,6

Which one of the following compounds show geometrical isomerism in it.

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1- pentene

1,1 dichloro ethane

all of these

2- Pentene

Which one is basic amino acid

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Lysine

Alanine

Glycine

Aspartic acid

In which group, melting point and boiling point increase downward in a group

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IA

II A

VII A

Both a and b

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