With this one true or false !

according to collision theory, the greater number of effective collisions that occur between reactant particles per second, the greater the rate of reaction.

t/f? ?

Read the given expression. x = number of protons − number of core electrons which of the following explains the identity of x and its trends across a period? x is the effective nuclear charge, and it remains constant across a period. x is the screening constant, and it remains constant across a period. x is the effective nuclear charge, and it increases across a period. x is the screening constant, and it increases across a period.

Are hallucinogen a clinically useful drugs?

What are fructose and glucose an example of?