Number Puzzles

Number Puzzles 1 [With Answers]

Puzzle 1: Which number replaces the question mark?Answer: 24 Explanation: Working clockwise around the diagram, add the first two numbers together and subtract 3 to give the next number along. Puzzle 2: Which number replaces the question mark?Answer: 24 Explanation: In each circle, the number in the lower segment equals twice the difference between the numbers in the left and right Read more about Number Puzzles 1 [With Answers][…]

hyper-conjugation

Fundamental Concepts of Inorganic Reaction Mechanisms III

Resonance Effect: Resonance effect is defined as the ‘polarity produced in the molecule by the interaction of two πbonds or between a πbond and lone pair of electrons present on an adjacent atom’. It is designated as R or M effect. Now, a resonance effect can be either positive or negative. Look below positive and Read more about Fundamental Concepts of Inorganic Reaction Mechanisms III[…]