Which statement describes the general trends in electronegativity and metallic properties as the elements in period 2 are considered in increasing atomic number?
(1) both electronegativity and metallic properties decrease.
(2) both electronegativity and metallic properties increase.
(3) electronegativity decreases and metallic properties increase.
(4) electronegativity increases and metallic properties decrease.
Answers: 1
Chemistry, 22.06.2019 12:30, murtaghliam1
Word equation for k(s) +h2o(l) yield koh (aq) + h2
Answers: 3
Chemistry, 22.06.2019 14:00, njones58emailtjcedu
What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
Answers: 1
Chemistry, 22.06.2019 16:00, julesperez22
Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
Answers: 3
Chemistry, 22.06.2019 17:10, glitterpanda2468
Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth
Answers: 2
Which statement describes the general trends in electronegativity and metallic properties as the ele...
Business, 24.05.2021 15:00
Chemistry, 24.05.2021 15:00