A) It is composed of electrons and neutrons B) It is composed of protons and electrons C) It is composed of protons only D) It is composed of protons and neutrons
A) - B) 0 C) +
A) have an equal number of charged and noncharged particles. B) have neutrons in their nuclei. C) have an equal number of electrons and protons. D) have an equal number of neutrons and protons.
A) breaking a pencil B) cooking eggs C) burning wood D) digesting food
A) Discovery Date B) Alphabetical Order C) Atomic Number D) Atomic Mass
A) Protons and Neutrons B) Protons C) Neutrons D) Valence Electrons
A) density B) color C) pH D) shape
A) a total of eight neutrons and electrons. B) a total of eight protons and neutrons. C) eight neutrons in its nucleus. D) eight protons in its nucleus.
A) protons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) neutrons.
A) They are usually gases. 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 extremely nonreactive.
A) They are highly reactive with both metals and nonmetals. B) They form compounds with very bright colors. C) They are extremely rare in nature. D) a basically nonreactive.
A) are all metals B) are nonreactive C) have only 1 valence electron D) exist in all three states of matter in normal conditions
A) In the bottom rows. B) On the right side. C) On the left-most side. D) In the middle column of the periodic table.
A) mass;number B) color; smell C) number; mass D) location; ionization
A) 12 neutrons B) 6 neutrons C) 8 neutrons D) 3 neutrons
A) Alkali Metals B) Halogens C) Alkaline Earth D) Noble Gases
A) Halogens B) Alkaline Earth C) Akali D) Noble Gases
A) Alkaline Earth B) Alkali C) Noble Gases D) Halogens
A) Alkaline Earth B) Alkali C) Noble Gases D) Halogens
A) 3 B) 4 C) 5 D) 2
A) metalloids B) metals C) nonmetals
A) Mosely B) Mendleev C) Ms. Watson D) Einstein
A) alphabetically B) according to atomic number C) According to atomic mass D) by date discovered
A) Atomic Number-Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Number D) Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) electrons B) protons C) neutrons D) nucleus
A) color B) pH C) flammability D) reactivity
A) breaking B) crushing C) adding dye D) burning
A) can be observed with senses B) only can be seen in a few elements C) vary within the same element D) can only be observed by changing the substance
A) can be observes with the senses B) cn only be observed by changing the substance C) only can be observed in a few elements 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) kilograms B) grams C) hours D) meters
A) precise B) nethier accurate or precise C) accurate D) both accurate and precise
A) 1/100 B) 1,000 C) 1/1,000 D) 100
A) independent B) constant C) dependent D) control
A) growth B) fertilizer C) strawberries D) length of study
A) independent B) dependent C) constant D) control
A) graduated cylinder B) tongs C) stirring rod D) beaker
A) 13 B) 10 C) 16 D) 0
A) 35 B) 17 C) 18 D) 19
A) 14 B) 10 C) 26 D) 12
A) 10 B) 18 C) 8 D) 2
A) 5.7 amu B) 115 amu C) 0.57 amu D) 57 amu
A) 2 B) 3 C) 1 D) 4
A) Dalton B) Bohr C) Thomson D) Rutherford
A) Thomson B) Chadwick C) Rutherford D) Democritus
A) Rutherford B) Bohr C) Thomson D) Shrodinger and Heisenburg
A) Dalton B) Rutherford C) Thomson D) Bohr
A) Atoms combine to form compounds in simple whole number ratios. B) All matter is made of atoms. C) Atoms of the same element are exactly alike.
A) Rutherford B) Chadwick C) Dalton D) Bohr
A) Electron number never changes. B) Electrons are positively charged. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) The mass of electrons is much smaller than the mass of protons and neutrons.
A) larger mass B) positive charge C) negative charge D) smaller mass
A) neutrons B) positrons C) protons D) electrons
A) 0.33g/ml B) 1.33g/ml C) 3g/ml D) 72g/ml
A) 0.094g B) 24g C) 10.7g D) 17.5g |