When Two or More Atoms (Reactants)bond to Form a More

Q37: A _ reaction is symbolized as A+B→AB.

Q59: All isotopes of an element have the

Q81: Each whole number on the pH scale

Q82: A solution that has a pH of

Q85: Which of the following is NOT organic?<br>A)

Q87: A covalent bond is formed by two

Q88: At present,there are 90 known naturally occurring

Q89: Water accounts for 2/3 of the weight

Q90: The first electron shell of an atom

Q91: The electrons of an atom occupy one