Chemistry, 21.11.2019 12:31 gamerdoesart
In 1869, mendeleev created a periodic table in which elements were ordered by weight and placed in groups based on their chemical properties. mendeleev's decision to design the periodic table in this way allowed immediate advances in chemistry by.?
a.) providing an explanation for the reactive properties of the alkali metals
b.) providing a framework for models of electron configurations
c.) predicting the existence of a group of undiscovered inert gases
d.) predicting the properties of undiscovered elements in specific atomic weight ranges.
explain
Answers: 2
Chemistry, 22.06.2019 04:30
Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole
Answers: 1
Chemistry, 22.06.2019 14:30
The three types is stress that act on earths rocks are compression, tension, and
Answers: 1
Chemistry, 22.06.2019 17:30
Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?
Answers: 2
In 1869, mendeleev created a periodic table in which elements were ordered by weight and placed in g...
Chemistry, 18.10.2019 01:30
History, 18.10.2019 01:30
History, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
History, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
Geography, 18.10.2019 01:30