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