1,Name a nonmetal in the same group as Lead. 2,Elements in the periodic table are listed in order of their _.

3,Which of the following is the abbreviation for the element Gold?

4,How many protons does Titanium have?

sry idk any of these pls help me

out of these options:

ability to burn paper

pure sodium reacting violently with water

the boiling point of water

helium does not tend to react with anything

i would say this is a physical property:

helium does not tend to react with anything

why? :

i said helium does not tend to react with anything because well, it reacts to ! but ability to burn paper, pure sodium reacting violently with water, & the boiling point of water are chemical or

physical properties: the properties of a substance that can be observed without changing the chemical makeup of the substance

chemical properties: properties of a substance relating to the chemical nature and reactivity of the substance