Sumali sa IDNStudy.com at makuha ang mabilis at kaugnay na mga sagot. Alamin ang mga detalyadong sagot mula sa mga bihasang miyembro ng aming komunidad na sumasaklaw sa iba't ibang paksa para sa lahat ng iyong pangangailangan.
1. What is a particle in the nucleus with no electrical charge? a. Atomic number b. Isotope c. Electron d. Neutron
2. What is an atom or group of atoms that has a net electrical charge? a. Compound b. Ion c. Crystal d. Neutron
3. An atom or group of atoms that has a net positive charge is called a(n) _________. a. Ion b. cation c. anion d. compound
4. How many protons does an atom have if it has an atomic number of 12? a. 12 b. 6 c. 3 d. 10
5. Hydrogen is the simplest and the lightest element. It has an atomic number of 1. How many protons does Hydrogen atom have? a. 1 b. 2 c. 3 d. 4
6. Helium is an inert gas that is found in large amounts in the core of the stars as a product of thermonuclear fusion. It has an atomic mass of 4 and atomic number of 2. How many neutrons does a Helium atom have? a. 1 b. 2 c. 3 d. 4
7. Isotopes are atoms of the same element with the same number of protons and ___________. a. A different number of electrons. b. A different number of molecules. c. A different number of neutrons. d. The same number of neutrons.
8. In a neutral atom, the number of protons _____________ the number of electrons. a. Equals b. is less than c. is greater than
9. An atoms becomes negatively charged by _______. a. Gaining an electron b. Losing an electron c. Losing a proton d. Gaining a neutron
10. A(n) ______________ is a positively charged particle in the nucleus of an atom. a. Proton b. electron c. neutron d. positron
11. An atom or group of atoms that has a net negative charge is called a(n) _________. b. Ion b. cation c. anion d. compound
Salamat sa iyong presensya. Magpatuloy sa pagtatanong at pagbabahagi ng iyong nalalaman. Sama-sama tayong lumikha ng isang mas matibay na samahan. Ang IDNStudy.com ang iyong mapagkakatiwalaang mapagkukunan ng mga sagot. Salamat at bumalik ka ulit.
