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Subject :NSO    Class : Class 10

In an experiment, 5 cm3 of 1.0 mol/dm3 NaOH solution is gradually added to 10 cm3 of 1.0 mol/dm3 HCl solution containing methyl orange indicator.



Which of the following changes will occur in the mixture?

A pH of the resultant solution increases.
BThe methyl orange indicator changes colour from red to yellow.
CNumber of moles of water decreases and beaker gets warmed up.
DA precipitate is formed.


the solution is acidic hence it will have PH in decrees form so the answer should be option 2

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Subject :NSO    Class : Class 10

In an experiment, 5 cm3 of 1.0 mol/dm3 NaOH solution is gradually added to 10 cm3 of 1.0 mol/dm3 HCl solution containing methyl orange indicator.



Which of the following changes will occur in the mixture?

A pH of the resultant solution increases.
BThe methyl orange indicator changes colour from red to yellow.
CNumber of moles of water decreases and beaker gets warmed up.
DA precipitate is formed.


the solution is acidic hence it will have PH in decrees form so the answer should be option 2

Ans 1:

Class : Class 9
D NaCl is formed as precipitate

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 4

Sumeet threw a pebble directly upwards. Which one of the following statements is correct regarding this?


A Gravity will have no effect on the pebble until it reaches its highest point.
B The pebble will keep going upwards at the same speed until it reaches its highest point.
C The pebble will keep going upwards until gravity ceases to act on it.
D Gravity will act on the pebble both while it is going up and also while it is falling down.


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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 1

Ans 1:

Class : Class 1
i think the answer is wrong suggested by the system. if even after paying money we get wrong answers, then the credibility of this system is a big ????????????.

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Actually mount Fuji is not an' Active Volcano' . It has not erupted in the past 10,000 years. Hence , It is a 'Dormant Volcano.'

Ans 2:

Class : Class 5
Ayush Banerjee you are wrong .

Ans 3:

Class : Class 5
You all are wrong except oshik kundu.

Ans 4:

Class : Class 5
b

Ans 5:

Class : Class 5
Tasneem you are also wrong.

Ans 6:

Class : Class 4
yes, it should be dormant

Ans 7:

Class : Class 3
Actually Mount Fuji is an Dormant volcano. In case of such question forget what you have read just analyse the question which says it erupted few years ago means it's a active volcano.

Ans 8:

Class : Class 3
Actually Mount Fuji is an Dormant volcano. In case of such question forget what you have read just analyse the question which says it erupted few years ago means it's a active volcano.

Ans 9:

Class : Class 3
Actually Mount Fuji is an Dormant volcano. In case of such question forget what you have read just analyse the question which says it erupted few years ago means it's a active volcano.

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