For the main group elements (excluding the transition elements), is it necessary to memorize the type of ion each element makes or could you predict the ion charge using a periodic table?

52. Which is true about all the different types of matter? It is all made of the same types of molecules. It is all made of the same basic particles. Different types are made of different types of particles. It is all made of the same types of atoms.

If core electrons completely shielded valence electrons from nuclear charge (i. e., if each core electron reduced nuclear charge by 1 unit) and if valence electrons did not shield one another from nuclear charge at all, what would be the effective

Joseph divides 8.64 by 2.0. How many significant figures should his answer have? one two three five

What is the name given to the property of metal that allows electricity to pass through.

How many miles of MgCI2 are there in 345 g of the compound?

What atom has 14 protons and 14 electrons

What is a diagram showing the forces acting on a coasting bike rider traveling at 25 km/h on a flat roadway

Do all electromagnetic waves travel at the same speed?

Which of the following has the greatest first ionization engergy li, be, b or c

If we know that 10.0 cm3 of ice has a mass of 9.19 g what is the density of ice