Select the person responsible for the following: radium curie edison faraday watt

The answer is A curlie

xoxo- Muffin

Curie

Explanation:

In 1898, Curie discovered the existence of the element radium and polonium during their research on pitchblende she found that there is an element and named it radium.

One year after the discovery of radium, she got Nobel prize for Physics. Radium is a chemical element which lies in the group 2 of the periodic table.

Pure radium appears silvery white, but on reaction with nitrogen in air a black layer forms on it known as radium nitride.

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

c (diamond),

sio2 (quartz)