Which pair of atoms would form a covalent bond ?
calcium (ca) and bromine (br)
rubidium (rb) and sulfur (s)
cesium (cs) and nitrogen (n)
oxygen (o) and chlorine (cl)

Noble gases are the most reactive elements on the periodic table. a. true b. false

What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.