National Science Olympiad Forum By SOF Olympiad Trainer - Page 232

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
How ?

Ans 2:

Class : Class 4
Who knows? only heaven knows.

Ans 3:

Class : Class 5

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 3
C

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
C

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 5
B and D can also constitute a pleasant sound as they are also similar to A.

Ans 2:

Class : Class 5

Ans 3:

Class : Class 8

Ans 4:

Class : Class 5
Also, B and D can be more musical than A because they change frequently, constituting a pleasant sound, whereas A is a single monotone.

Ans 5:

Class : Class 9

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Subject :NSO    Class : Class 10

Position of five elements P, Q, R, S and T is shown on the simplified form of the periodic table.
image
The element which has maximum tendency to lose electron, the element which has maximum tendency to gain electrons and the element which has no tendency to gain or lose electrons are respectively

A P, R and S
B S, R and T
C Q, S and P
D Q, R and T.


the correct answer for this question is option D.This is because Qhas more metallic property as compared to S,thus it more electropositive in nature .But the answer given for this question is B.I request you to revise the answer key

Ans 1:

Class : Class 10
the answer for this question is option D,since Q is more electropositive than s and thus will lose electrons easily .But in the answer key it is given as optionB.

Ans 2:

Class : Class 6
Q is a metal and S is a non metal, and therefore Q has a greater chance at losing electrons. The correct option is D.

Ans 3:

Class : Class 10

Ans 4:

Class : Class 10
what

Ans 5:

Class : Class 10
YEAH What is this! Answer should be D!!!!!!! What is this!

Ans 6:

Class : Class 10
It is wrong. Answer is D

Ans 7:

Class : Class 9
The givern answer is wrong!!!!!!!!!

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