Brainlies asap 2 questions : )

C. X will turn red and Y will turn blue
B. Oxygen

#1- any pH higher than 7 is basic & anything lower is acidic.

Litmus paper turns blue in basic solutions & red in acidic ones.

#2- If reactivity is based on electronegativity (how badly they want an electron), and the table trend is that it increases bottom-up & from left to right (fluorine is most electronegative)- which is the least reactive (farthest from fluorine)?

They get pregnant at younger ages