A) It is composed of protons only B) It is composed of protons and neutrons C) It is composed of electrons and neutrons D) It is composed of protons and electrons
A) - B) 0 C) +
A) have neutrons in their nuclei. B) have an equal number of electrons and protons. C) have an equal number of neutrons and protons. D) have an equal number of charged and noncharged particles.
A) cooking eggs B) burning wood C) breaking a pencil D) digesting food
A) Alphabetical Order B) Atomic Mass C) Atomic Number D) Discovery Date
A) Neutrons B) Protons C) Protons and Neutrons D) Valence Electrons
A) density B) pH C) color D) shape
A) a total of eight protons and neutrons. B) eight neutrons in its nucleus. C) a total of eight neutrons and electrons. D) eight protons in its nucleus.
A) neutrons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) protons.
A) They are extremely nonreactive. B) They form negative ions with a -1 charge. C) They are located in the left-most column of the periodic table. D) They are usually gases.
A) They are extremely rare in nature. B) a basically nonreactive. C) They are highly reactive with both metals and nonmetals. D) They form compounds with very bright colors.
A) are all metals B) have only 1 valence electron C) exist in all three states of matter in normal conditions D) are nonreactive
A) In the bottom rows. B) In the middle column of the periodic table. C) On the left-most side. D) On the right side.
A) location; ionization B) number; mass C) color; smell D) mass;number
A) 12 neutrons B) 8 neutrons C) 6 neutrons D) 3 neutrons
A) Alkali Metals B) Alkaline Earth C) Halogens D) Noble Gases
A) Alkaline Earth B) Noble Gases C) Halogens D) Akali
A) Halogens B) Noble Gases C) Alkali D) Alkaline Earth
A) Noble Gases B) Alkaline Earth C) Halogens D) Alkali
A) 3 B) 4 C) 2 D) 5
A) metals B) metalloids C) nonmetals
A) Mosely B) Ms. Watson C) Einstein D) Mendleev
A) by date discovered B) according to atomic number C) alphabetically D) According to atomic mass
A) Atomic Mass B) Atomic Number-Atomic Mass C) Atomic Number D) Atomic Mass-Atomic Number
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Mass D) Atomic Number-Atomic mass
A) protons B) nucleus C) electrons D) neutrons
A) reactivity B) flammability C) color D) pH
A) burning B) adding dye C) crushing D) breaking
A) vary within the same element B) can be observed with senses C) can only be observed by changing the substance D) only can be seen in a few elements
A) only can be observed in a few elements B) can be observes with the senses C) cn only be observed by changing the substance D) vary within the same element
A) chemical B) physical
A) chemical B) physical
A) it will sink B) it will float C) not enough information
A) hours B) kilograms C) meters D) grams
A) both accurate and precise B) nethier accurate or precise C) accurate D) precise
A) 1/1,000 B) 100 C) 1/100 D) 1,000
A) constant B) control C) independent D) dependent
A) strawberries B) growth C) length of study D) fertilizer
A) constant B) dependent C) control D) independent
A) stirring rod B) beaker C) tongs D) graduated cylinder
A) 13 B) 16 C) 10 D) 0
A) 35 B) 17 C) 18 D) 19
A) 10 B) 14 C) 26 D) 12
A) 18 B) 2 C) 8 D) 10
A) 57 amu B) 5.7 amu C) 115 amu D) 0.57 amu
A) 4 B) 3 C) 1 D) 2
A) Rutherford B) Dalton C) Thomson D) Bohr
A) Democritus B) Thomson C) Chadwick D) Rutherford
A) Thomson B) Bohr C) Shrodinger and Heisenburg D) Rutherford
A) Bohr B) Dalton C) Thomson D) Rutherford
A) All matter is made of atoms. B) Atoms combine to form compounds in simple whole number ratios. C) Atoms of the same element are exactly alike.
A) Bohr B) Dalton C) Rutherford D) Chadwick
A) The mass of protons and neutrons are much smaller than the mass of the electron. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) Electron number never changes. D) Electrons are positively charged.
A) smaller mass B) negative charge C) larger mass D) positive charge
A) electrons B) positrons C) neutrons D) protons
A) 0.33g/ml B) 72g/ml C) 3g/ml D) 1.33g/ml
A) 10.7g B) 24g C) 0.094g D) 17.5g |