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Extremely Hard Science Quiz Even Einstein would scratch his head!

Question 1

How many electrons does carbon have in its outer shell?

Question 2

What is the largest sea fish?

Question 3

What is the daily recommended (kilo) calorie intake for an adult female?

Question 4

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Question 5

What is the pH value of seawater?

Question 6

In 1631 Pierre Gassendi made the first telescopic observation of which planet?

Question 7

What name is given to a substance which reacts with an acid to form a salt plus water?

Question 8

Which planet is known as The Bringer of Old Age?

Question 9

Which of these elements' chemical symbols comes first alphabetically?

Question 10

A molecule that can act as an acid or a base is described as what?