Give a counter example in each case to disprove the following statements if n is prime then n is odd.

Give one example in each case , Diatomic molecule

Give one example in each case , Monoatomic molecule

Find counter-examples to disprove the following statement: 2n^2+ 11 is a prime for all whole numbers n.

Give one example in each case , Triatomic molecule

Find counter-examples to disprove the following statement: n^2 -n + 41 is a prime for all positive integers n

By giving a counter example, show that the following statement is false. "If n is an odd integer, then n is prime.”

Write the converse of the following statement : If a number n is odd, then n^2 is odd.

Write the contrapositive and converse of the following statement:- If x is a prime number, then x is odd.

Find counter-examples to disprove the following statement: If the corresponding angles in two triangles are equal, then the triangles are congruent.

Find counter-examples to disprove the following statement: A quadrilateral with all angles equal is a square.