National Science Olympiad Forum By SOF Olympiad Trainer - Page 91
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Kavyam Rustagi from Army Public School Bolarum Secundrabad, Secundrabad
Subject :NSO    Class : Class 8

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Dewashish Verma from Swami Vivekananda Sr. Sec. School, Raipur
Subject :NSO    Class : Class 9

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Preeti Bansal from The Little Shri, Rohtak
Class : Class 9

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Tanishka Chachan from Prabhat Tara School, Muzaffarpur
Subject :NSO    Class : Class 8

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Keshav from Genius mind school , Bihta
Class : Class 8

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Sameer from Jain Public School, Bangalore
Class : Class 9
Answer =6

Ans 3:

Anay Jhawar from Delhi Public School Rau Indore, Indore
Class : Class 8

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Kanishka Chakraborty from Garden High School, Kolkata
Subject :NSO    Class : Class 1

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Tirth N Patel from Anandalaya, Anand
Class : Class 1
Creepers grow along the ground

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Ayansh from vibgyor, mumbai
Class : Class 1
creepers grow along the ground. answer should be (d)

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Tirth N Patel from Anandalaya, Anand
Class : Class 1
Creepers grow along the ground

Ans 4:

Shailendra from Sri Sri academy , Rajkot
Class : Class 1

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APURBO GHOSH from Holychild school , Kalna
Subject :NSO    Class : Class 2

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Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH

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sameer from st johns sr sec school, meerut
Subject :NSO    Class : Class 3

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Ashvik Banerjee from Mount Litera Zee School , Vasco
Subject :NSO    Class : Class 7

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Samruddhi Jaiswal from Podar International School, Vadodara
Subject :NSO    Class : Class 5

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KavinAdhithya KG from FAPS Bangalore, Bangalore
Subject :NSO    Class : Class 9

There are three isotopes of carbon which are named as C-12, C-13 and C-14 out of which C-12 is the most abundant isotope. In the given structures of three isotopes, what will be the composition of the nucleus?


A C - 12 : 6p + 6n, C - 13 : 7p + 6n, C - 14 : 8p + 6n
B C - 12 : 6p + 6n, C -13 : 6p + 7n, C - 14 : 6p + 8n
C C - 12 : 6p + 6n, C - 13 : 5p + 8n, C - 14 : 7p + 7n
D C - 12 : 6p + 6n, C - 13 : 12p +1n, C - 14 : 5p + 9n


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Ira Nagvekar from podar international school ,kankavli, Kankavli
Subject :NSO    Class : Class 7

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Yugma from ORCHID INTERNATIONAL , pune
Class : Class 7
D

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Arnav Singh from Saint Paul, Rourkela
Class : Class 8

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