Grignard reagent is used in production of tetra ethyl lead (TEL) by electro chemical process. Is the statement true/false?

Which of the following raw material is not used in production of tetra ethyl lead (TEL) by electro chemical process?

A

Lead metal

B

Magnesium chloride

C

Ethyl chloride

D

Ethyl magnesium chloride

Which of the following acts as cathode in production of tetra ethyl lead (TEL) by electro chemical process?

A

Lead

B

Titanium

C

Stainless steel

D

Paltinum

Which of the following statements is incorrect regarding preparation of alcohols? give primary alcohol and secondary alcohol respectively b) Ketones on reaction with Grignard’s reagent gives tertiary alcohol c) Aldehydes on reaction with Grignard’s reagent gives primary or secondary alcohol d) Alkyl halides on reaction alcoholic potash gives alcohol

A

Aldehydes and Ketones on catalytic reduction by give primary alcohol and secondary alcohol respectively

B

H

C

H

D

H

Shorting of cell in production of tetra ethyl lead (TEL) is prevented by adding __________

A

Excess Grignard reagent

B

Excess C2H5Cl

C

Excess Mg

D

Excess MgCl2

What is the specific gravity of tetra ethyl lead (TEL)?

A

1.09

B

1

C

1.97

D

1.62

How much ml of tetra ethyl lead (TEL) is added to aviation petrol?

A

1 ml/litre

B

0.5 ml/litre

C

2 ml/ litre

D

3 ml/litre

At what temperature does TEL (tetra ethyl lead) starts getting decomposed?

A

500 0C

B

100 0C

Which of the following compound is added to the petrol engine to overcome the problems caused by tetra ethyl lead (TEL)?

A

Methylene dibromide

B

Ethylene dibromide

C

Propylene dibromide

D

Butylene dibromide

A statement is given followed by two inferences I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given inferences, if any, follow from the given statement. Statement: Israel’s mayor of Jerusalem Nir Barkat said on Tuesday that moving the U.S. Embassy in Israel from Tel Aviv to the holy city can take “two minutes”. Inferences: The United States has expressed its willingness to move its Embassy from Tel Aviv to Jerusalem. The United States considers Jerusalem as the capital of Israel.

A

Only Inference I follows

B

Only Inference II follows

C

Either inference I or II follows

D

Neither inference I nor II follows

E

Both inferences I and II follow

Tetra ethyle lead (TEL) is

A

A catalyst in burning fossil fuel

B

An antioxidant

C

A reductant

D

An antiknock compound

Grignard reagent is used in production of tetra ethyl lead (TEL) by electro chemical process. Is the statement true/false?

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