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Everyday Science MCQs — Test 29

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Question 1
Which of the following element doesnot show allotropy_________________?
Question 2
Purines and pyrimidines are_________________?
Question 3
All the transition elements show_________________?
Question 4
In solids the temperature is the measure of__________________?
Question 5
Fruit juices and fizzy drinks such as lemonade are often sold in aluminium cans. What is the most important reason aluminium is a suitable metal ?
Question 6
On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?
Question 7
What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3 ?
Question 8
Which catalyst is used in contact process ?
Question 9
Which of the following elements has greater 1st ionization energy__________________?
Question 10
Which of the following molecule is polar__________________?