Test Bank For Chemistry 75 Correctly Answered Questions Latest Update

The outermost energy level containing chemically active electrons is called _______ shell {Ans: valence}In the example NaCI: {Ans: Na loses an electron and CI gains an electron}Reduction happens in {Ans: electron acceptors}Solid has.. {Ans: Definite shape and volume}Acidic pH is between {Ans: 0-6.99}When two pairs of electrons are shared between atoms, it is _____ covalent bonds {Ans: double}The first energy shell of an atom has a maximum capacity of {Ans: 2 electrons}neutrons {Ans: have no charge and a mass of one atomic mass unit}________ compounds contain carbon {Ans: organic}3-dimensional shape of a molecule is because of _______ bonds {Ans: hydrogen}Protons {Ans: have a positive charge and a mass of 1 amu}_________ __________ have their outermost energy level fully occupied by electrons {Ans: intert elements}The atomic nucleus consists of {Ans: neutrons and protons}Unequal sharing of electrons produces _____ molecules {Ans: polar}In an atom, the number of electrons are always... {Ans: equal to the number of protons (Neutron can vary)}Electrons shells are also called {Ans: energy levels of an atom}___________ compounds do not contain carbon {Ans: inorganic}Electrons are found where? {Ans: outside the nucleus}Bases