Agnimitra Gupta
from
south point school, Kolkata
Subject :NSO Class : Class 4
X changes to Y when it is cooled down.
Select the correct option about the arrangement of molecules in X and Y.
A
B
C
D
Ans 1:
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Shuvangi Das
from
Vivekananda mission school, haldia
Class : Class 9
I also think that.Questions ,options, colums and answers didn't mentioned.
Ans 3:
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Arpit Pratap Singh
from
Delhi Public School Bangalore North , Bengaluru
Class : Class 7
you are right vaibhav all are wrong
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Prerona Chatterjee
from
Delhi Public School North Kolkata, Kolkata
Class : Class 5
The question is wrong... and so the answer is also misleading.
Ans 6:
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Vidhya M
from
Vibgyor High Bannerghatta, Bangalore
Class : Class 7
When a substance is cooled the molecules come closer. But there is no picture showing that the molecules are coming closer there is no correct answer. Also option B and C are the same. Can you please change it?
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Sandipta Bhattacharjee
from
Sri Ram Narayan Singh Memorial High School, Kolkata
Class : Class 5
I have by mistake typed it Co sorry it will be C. I have a solution we can report error.
Ans 10:
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Deepak Vijayaragavan
from
Greenwood High, Bengaluru
Class : Class 4
Please change it. It is correct in NSO book like Harish Divakar said
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Aparna praveen
from
Rajagiri, Ernakulam
Class : Class 4
is there a correction in the options given?if not please clarify with explanation
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Saumya Asmriti
from
CITY MONTESSORY SCHOOL INTER COLLEGE LUCKNOW UTTAR PRADESH, Lucknow
Class : Class 4
All options are wrong.
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monisha garg
from
carmel convent school sector 9 chandigarh, panchkula
Class : Class 4
all options are wrong
Ans 18:
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Chiranjib kar
from
MOUNT LITERA ZEE SCHOOL, JAJPUR
Class : Class 6
Options are wrong. Molecular distance should be less.
Ans 19:
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Riddhima Pandey
from
Chinmaya Vidyalaya, Bokaro Steel City
Class : Class 3
I agree with Harry , 1 B AND C ARE NOT THE SAME. 2 When liquid is cooled down it forms solid, SO THE ONLY ANSWER IS CCCC
Ans 20:
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Sandipta Bhattacharjee
from
Sri Ram Narayan Singh Memorial High School, Kolkata
Class : Class 5
B and Co are same. Intermolecular space is not decreasing in any of the situations. It is wrong.
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Pratibha
from
Vaels billabong international, Chennai
Class : Class 5
Can somebody pls answer this question with explanation
Ans 26:
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Utkarsh Chakravarty
from
Pinnacle High International School, Mumbai
Class : Class 6
None of the options are correct according to my doubt.
Ans 27:
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Isra Fathima
from
sophia high school, Bengaluru
Class : Class 7
The options given are wrong / confusing. Please clarify.
Ans 28:
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ishit
from
EUROSCHOOL THANE, THANE WEST
Class : Class 7
Please please please please please please please please change the question
Ans 29:
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AHANA BAG
from
DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9
the options are wrong
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Deepayan Das
from
South Point High School, Kolkata
Class : Class 6
There is no specific details about which one is X or Y.So by common sense I think that it would be D.But B
Ans 35:
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BISWADITYA TRIPATHY
from
Delhi public school Bangalore east, Bangalore
Class : Class 4
Please explain the answer. I also support Baibhab that the choices given are wrong.
Ans 37:
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Kaashvi Sharma
from
Bal Bharati Public School, GRHM, New Delhi
Class : Class 8
if an object is cooled down the molecule structure changes from loosely packed to tightly packed. therefore none of the options is correct
Ans 38:
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Mahati p
from
cornerstone the public school, deepthi sreenagar colony hyderabad
Class : Class 6
All the options are totally wrong, please change them
Ans 39:
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Prashanth
from
Gems Modern Academy, Dubai
Class : Class 5
SHOULD HAVE BEEN SPECIFIC WITH RESPECT TO X AND Y MARKING
Ans 40:
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Shailaja Divakar
from
Chennai public school global school, London
Class : Class 6
All the answer is wrong. In the NSO book, it is right.
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Kanav Dhingra
from
DPS sec45, Gurgaon
Class : Class 6
question, answer and solution is wrongall the options are showing the difference on heating
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Sai Lakshmi Rao
from
Maneckji Cooper Education Trust, Mumbai
Class : Class 4
Option b, c are the same. Pls give me a proper explanation as to why one option is correct
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Baibhab Tripathy
from
SAI INTERNATIONAL SCHOOL, BHUBANESWAR
Class : Class 7
I think al options are wrong . Please tell the correct answer
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shivan iyer
from
dr pillai global academy, MUMBAI
Class : Class 4
Qtn. agreed but main point is which is column X and which is column is Y??????
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Tulaa Auti
from
Vidya valley school, pune
Class : Class 4
All are wrong. At least number of atoms should be same. So answer should be D
Ans 51:
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Ashwak
from
Cambridge, Jalandhar
Class : Class 8
The question , answer and the solution are all correct … Vrishank don't say that the SOF is mad ( I think you are mad ) you are a FOOL
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Bhavya Jain
from
K R Mangalam World Scholl, GHAZIABAD
Class : Class 4
how can liquid turn into gas by freezing ? Option A does the same thing so the correct option should be D