Forum Forums Class 9 Science Atoms and Molecules Notifications Clear all Atoms and Molecules Page 6 / 15 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Next Votes & Answers Question Question Status 0 1 91 Is it possible to see atoms these days? Explain your answer. By BidishaKashayap1333, 4 years ago replies 1 0 1 156 Dalton’s atomic theory says that atoms are indivisible. Is this statement still valid? Giv... By BidishaKashayap1333, 4 years ago replies 1 0 1 99 Give one major drawback of Dalton’s atomic theory of matter. By BidishaKashayap1333, 4 years ago replies 1 0 1 148 Name the element used as a standard for atomic mass scale. (b) Which particular atom of th... By BidishaKashayap1333, 4 years ago replies 1 0 1 106 In water, the proportion of oxygen and hydrogen is _____ by mass. (b) In a chemical reacti... By BidishaKashayap1333, 4 years ago replies 1 0 1 111 What is meant by saying that ‘the molecular mass of oxygen is 32’? By BidishaKashayap1333, 4 years ago replies 1 0 1 100 Define ‘molecular mass’ of a substance. By BidishaKashayap1333, 4 years ago replies 1 0 1 145 State whether the following statement is true or false: The symbol of element cobalt is CO... By BidishaKashayap1333, 4 years ago replies 1 0 1 303 Why is it not possible to see an atom even with the most powerful microscope? By BidishaKashayap1333, 4 years ago replies 1 0 1 171 The radius of an oxygen atom is 0.073 nm. What does the symbol ‘nm’ represent? By BidishaKashayap1333, 4 years ago replies 1 Page 6 / 15 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
