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Chemistry

Chemistry
An alloy used in making heating elements for electric heating device is

Alloy Steel
Solder
German Silver
Nichrome

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Chemistry
The percentage of nitrogen present in ammonium sulphate is :

0.18
0.25
0.305
0.27

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Chemistry
Cyanide poisoning causes death in seconds because

It breaks the electron transport chain
It denatures enzymes of the heart/muscle
It causes Lysis of red blood cells
It causes cardiac arrest

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Chemistry
The next higher homologue of C6H14 is

C6H12
C7H12
C7H14
C7H16

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Chemistry
PH value between 6.5-7.5 makes the soil

Acidic
None of these
Basic
Neutral

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Chemistry
Which one element has the lowest electronegativity value

Francium
Chlorine
Fluorine
Radium

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MORE MCQ ON Chemistry

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