Who created the Solid Sphere model?
who is John Dalton?
what class of elements have high electrical and thermal conductivity?
what is metal?
what kind of element is to the right of the stair ladder?
what is nonmetal?
What is the period, and the group of Hydrogen?
Who created the Plum pudding model?
Who is J.J. Thompson?
which type of elements will chip like glass or crumble to powder if struck?
what is a metalliod?
what kind of element is in the middle of the periodical table?
what is metalliods?
How many valance electrons does Oxygen have?
What is 6?
Who created the Nuclear model?
what class of elements can be a gas, liquid or solid?
what is a nonmetal?
who was a huge contribution to the periodical table?
Draw the Bohr model of Calcium?
Ring 1-2e-
Ring 2-8e-
Ring 3-8e-
Ring 4-2e-
how many atomic models have contributed to the structure of the atom itself?
what is 5?
what kind of elements tend to be shiny and brittle?
what is a metalloid?
what is the main difference between the modern and earlier periodical table?
what is Mendeleev's periodic table orders the elements based on their atomic mass whereas Modern periodic table orders the elements based on their atomic number?
How many valence electrons does Carbon have?
What is 4?
what are the 4 models of an atom?
what is the Plum pudding, Solid sphere model, Nuclear model and Planetary model?
what kind of element has a high reflectivity to light?
what is a metal?
What is the first chemical element on the periodic table?
what is hydrogen?
what was a major problem of bohrs model?
what is it works very well for atoms with only one electrons?