National Science Olympiad Forum By SOF Olympiad Trainer - Page 533
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AADRITA DATTA from DELHI PUBLIC SCHOOL,HOWRAH, Howrah
Subject :NSO    Class : Class 4

Ans 1:

Shubham Majhi from Sri Chaitanya Techno School, Bangalore
Class : Class 5
A

Ans 2:

Ashwak from Cambridge, Jalandhar
Class : Class 9
A is the correct answer .....

Ans 3:

Chinmayee from Dimensions , Singapore
Class : Class 4

Ans 4:

yashmit singh from la blossom school, jalandhar
Class : Class 6

Ans 5:

Aajani Datta from The Samhita Academy, Bangalore
Class : Class 5

Ans 6:

Chinmayee from Dimensions , Singapore
Class : Class 4
D 'cause it's blurry

Ans 7:

Amresh Patnaik from ODM PUBLIC SCHOOL, BHUBANESWAR
Class : Class 8

Ans 8:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
c

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Sanskriti Ranjan from SETH ANANDRAM JAIPURIA SCHOOL, Ghaziabad
Subject :NSO    Class : Class 7

Ans 1:

SOUVAGYA SAHA from De Nobili School, DHANBAD
Class : Class 10
niten mohan : initially the reaction is neutral when lemon juice is added to magnesium hydroxide but if we kkep on adding more and more lemon juice one point will come when all the magnesium hydroxide will be neutrialised and the extra lemon juice will result acidic solution at the end. Ex : 25ml Mg(OH)2 35ml citric acid=acidic solution because 10 ml of extra citric acid.

Ans 2:

Niten Mohan from ,
Class : Class 2
when the resulting solution is neutral why is point 2- It turns blue litmus red,correct ?

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Ajoy Bhuyan from Delhi public school, Bongaigaon
Subject :NSO    Class : Class 4

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Ajoy Bhuyan from Delhi public school, Bongaigaon
Subject :NSO    Class : Class 4

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Mehar from bluebells, Delhi
Subject :NSO    Class : Class 7

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Tanishka from Gopalan International School, Bangalore
Subject :NSO    Class : Class 1

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Arjun Gourineni from CHIREC International School, Hyderabad
Subject :NSO    Class : Class 2

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Arjun Gourineni from CHIREC International School, Hyderabad
Subject :NSO    Class : Class 2

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Vikram from School of india, Bengaluru
Subject :NSO    Class : Class 4

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Vikram from School of india, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
answer is (A)

Ans 2:

Vihaan from Dhirubhai Ambani International School, Mumbai
Class : Class 4
B

Ans 3:

Souradeepto Das Mandal from Hyderabad Public School, Hyderabad
Class : Class 6

Ans 4:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
83 will be in III

Ans 5:

Vikram from School of india, Bengaluru
Class : Class 6

Ans 6:

Rishik De Sarkar from Delhi Public School Gurgaon, Gurgaon
Class : Class 7

Ans 7:

Souradeepto Das Mandal from Hyderabad Public School, Hyderabad
Class : Class 6

Ans 8:

Shreyansh Saha from Dps Megacity, Kolkata
Class : Class 5

Ans 9:

AARNA Kapse from The swaminarayan school, Nagpur
Class : Class 7
Answer is C .

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