answer of 49
Q.49. Which of following best describes an electron?
(1) Protons and electrons grouped together in a random pattern.
(2) Protons and electrons grouped together in an alternating pattern.
(3) A core of protons and neutrons surrounded by electrons.
(4) A core of electrons and neutrons surrounded by protons.

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$P r o t o n s a n d n e u t r o n s l i e w i t h i n t h e n u c l e u s t h a t f o r m t h e c o r e o f t h e a t o m a n d e l e c t r o n s s u r r o u n d s i t a n d a r e p l a c e d i n d i f f e r e n t o r b i t s a r o u n d t h e n u c l e u s . R e g a r d s$

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Similar questions

An atom consists of protons surrounding a nucleus that contains electrons and neutrons.

(a) an atom has equal number of electrons and protons

(b) an atom has equal number of electrons and neutrons

(d) an atom has equal number of electrons, protons and neutrons

Which of the following statement is correct about the atom of an element ?

(a) an atom can have only protons and neutrons but no electrons.

(b) an atom can have only electrons and neutrons but no protons

(d) an atom must always have a proton, neutron and electron

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