11. which of the following atoms is the largest?
a. oxygen
b. nitrogen
c. potassium
d. bromine

a.Oxygen

Explanation:s you move from left to right, electronegativity increases. This means that oxygen is one of the most electronegative elements because it is situated on the right part of the periodic table. ... Oxygen has 6 valence electrons so it can still attract 2 more electrons to fill the valence shell.

dishwashers don't have rights

explanation:

dishwashers are meant for one thing and one thing only: dishwashing. they belong in the kitchen making sandwiches and cleaning up for the man of their household. if your dishwasher starts acting up just slap it and wait a minute.

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e